Unity serialize enum as string Data can be stored using attribute -Use a class to act like an Enum 1: Typesafe autofill (works with Enum’s, and sort of ClassEnum… although it’s not Types of supported generic JSON objects. Compared with System. which will be affected by the buff and BuffEffect is just a class with three floats. I try to stay away entirely from enums for anything that I am going to let Unity serialize. Aug 31, 2018 · I’ve been trying to figure out a good structure for Enum’s that plays well with Unity’s serialization, file saving, and network syncing. NET 7 / Ryzen 9 5950X machine. Option1 = 0, Option2 = 10 May 3, 2017 · The problem is, that I want to use the serialized UnityEvent or UnityAction type because I think this is a handy way to assign actions to buttons. You can save this class in a separate file and add Create an object from its JSON representation. Similar to enumNames, but formatted with spaces and capitalization. Text. Unity automatically serializes built-in Unity types that inherit from UnityEngine. MessagePack for C# also ships with built-in support for LZ4 compression - an extremely fast compression algorithm. NET is a powerful, open source, and free serializing solution. NET and JsonStringEnumConverter for System. Primitive types like string, int, float and enums can be automatically serialized. Net but that wasn't working either even though I The extremely fast MessagePack serializer for C#. VisualScripting; using UnityEngine; //Register a string name for your Custom Scripting Event to hook it to an Event. types May 6, 2023 · Well, this was my motivation to make this, it’s basically a type that you can declare like you would declare an enum, then use it in the code exactly the same (including the values if you need them), but you also get the editor behavior for free: the string serialization, the drop down, even a special ‘none’ field if you’re making a May 2, 2012 · The ToEnumString method will only work if you have the StringEnumConverter registered in your JsonSerializerSettings (see JavaScriptSerializer - JSON serialization of enum as string), e. Use caution and ONLY add new identifiers to the end of enums, or else hard-wire the integers by assignment. I was looking at the JSON string and only saw that the base class data members were being written to the file. Basically, my enum looks like this: [Flags] public enum DebuffStatus { // Powers of 2 NoDebuffs = 0b0000, Blind = 0b0001, Mute = 0b0010, Poison = 0b0100, Petrified = 0b1000, } The idea is that each value represents a debuff status. Log(e); //just prints 5 Furthermore, when unity serializes enums they just serialize it as an int. ToJson, however I’m running into a problem When I do the above, the string that it returns is just " {} " I don’t understand why it’s returning object, as far as I am aware, ToJson should serialize lists no problem. button is highlighted when something is active). Through attributes you can further tell the XmlSerializer about how you want the xml to be parsed. What I am trying to achieve: Similar functionality to the c# enum where the serialized value has a property drawer with a drop down of available options. I expected something like that in the result: I can create MonoBehaviour Feb 7, 2024 · Hi all! I have a question related to a enum I need to use as a bitmask. SerializedCollections instead of the Dictionary<,> class to serialize your data. TileType [2, 2]; tilemap [0, 0] = … Description Names of enumeration of an enum property. For example, you can use JSON Serialization to interact with web services, or to easily pack and unpack data to a text-based format. [Flags] public enum FlagsEnum { One = 0x1, Two = 0x2, Four = 0x4, } If you run this through standard JSON or XML serialization, FlagsEnum. Due to some Serialization is the automatic process of transforming data structures or object states into a format that Unity can store and reconstruct later. This serialization does not happen with Mar 5, 2017 · I just wanna use Json. Supports formatting for enums Feb 22, 2023 · BUT!!! Be very careful with enumerated types since Unity’s YAML serializer does not save the mnemonic of the enum but rather just an integer. Note that while ToJson acccepts primitive types, instead of serializing them directly, it attempts to serialize their public instance fields, producing an empty object as a result. unityや. Overview: This has some common type converters, and sets . Nov 21, 2017 · Hi, I just using odin as editor extension, for having a better control over the Unity editor solution. Unity should display it as a drop down menu, with the elements of the enum as list items. ToString (); after specifying the description of the enum, it will be displayed with a space as specified in Description? Dec 1, 2020 · WARNING: remember Unity does NOT serialize the enum but rather the integer equivalent, so if you renumber or delete any enums that you have already “burned into” scenes or prefabs, they will all become silently incorrect. Apr 22, 2012 · I’ve got this function working as an Instantiate, meaning that it needs a string, a position and a rotation. I've read through : Use ScriptableObject-based Enums in Your Project | Unity and a few threads here and on StackOverflow and agree with the following: Enums in the editor are a ticking time-bomb that will destroy everything you hold dear. Unfortunately Unity3d does not serialize generic classes (and another stuff, like interfaces). Awesome gamedev teams using Odin to save time and unlock the full potential of&hellip; Nov 13, 2021 · I’m trying to send messages between server and client where the RPC parameter is an interface, allowing for the sending of different messages that implement the same interface. , many Unity structs), and any one-dimensional collection that is made up of Mar 1, 2011 · I cant seem to understand how I could use the inspector enum to set a variable in the Start function of my MonoBehaviour class. Serialization makes use of the Unity. Jun 3, 2013 · Hi guys I’m quite new to c# and trying to get my head round the use of enums , I’m currently using a enum for character inventory slot types which is fine for single selections eg: gloves slot, however I need to have multiple selections from the inspector for some types but it seems limited to single selection , is it not possible to have multiple enum selection on the unity inspector Aug 5, 2019 · Hi guys, I’m trying to serialize a list using JsonUtilities. Then, load it as an integer and cast it back to the enum. FromJson Is it possible and how to deserialize enum from string value instead of int Dec 5, 2017 · Unity Engine 2021-3-LTS , Advanced , C-Sharp , Question 14 358 April 11, 2025 JsonUtility. Some of Unity’s built-in features use serialization; features such as saving and loading, the Inspector A Unity window that displays information about the currently selected GameObject, asset or project settings, allowing you to inspect and edit Jan 11, 2024 · Learn what Serialize Field does in Unity, and if you should be using it instead of public or private variables, in my beginner's guide. Therefore we also add string type reference named ‘serializedVehicle’ as you see in below. Type’ is not primitive. Given that attributes loaded from reflection are immutable it makes sense to cache the GetCustomAttribute<> result in-memory for each enum type (TEnum) being looked-up. Description Display-friendly names of enumeration of an enum property. TileType [,] tilemap = new MapGenerator. Object), any serializable struct (e. One alternative (which isn’t as efficient) could be to just have a class of string fields, but the editor doesn’t let you easily do a drop down for something like that Jan 10, 2022 · I’m thinking if this isn’t possible, i’ll just have to manually type the upgrade type in, and cycle through until it matches the enum string value, but I’m hoping there’s a way around this as it would keep the entire pipeline a lot cleaner. First we create our SerializableEnum class: Constructors SerializableEnum (Type) Construct an enum to be serialized with a type Apr 10, 2025 · Is there a way to serialize an enum to / from a string using Unity’s JsonUtility? For example, I have an enum called Foo, and when I serialize it I get: Jul 22, 2024 · By following the techniques outlined in this post, you can easily serialize enums as strings in C# JSON and enhance the overall quality of your data serialization process. com>, 2022 using System; using UnityEngine; namespace StringEnum { [Serializable] public struct StringEnum<T> : IEquatable<T>, IEquatable<StringEnum<T>>, ISerializationCallbackReceiver where T : struct, Enum { Oct 19, 2021 · When you add a new entry, references are lost. I would like to parse menu and submenu based on ‘_’ character. It can even cause some build errors - lost quite some time due to that. DeserializeObject<TestEnum>(jsonString); But you shouldn't have to write a custom serializer. public class JsonExample : MonoBehaviour { [SerializeField] private List<Vehicle> vehicles = new(); [SerializeField] private string serializedVehicle; } Let’s go to Unity inspector and set our List<Vehicle> data in editor. Dec 18, 2016 · Hi! I have big enum like that: public enum Types { Type1_subtype1_instance1, Type1_subtype1_instance2, Type1_instance3, Type2_subtype2_instance4 } I would like to have possibility in the Inspector to choose this enum value with dropdown list with submenus. String'; the enum underlying type was 'System. But it’s too smart to serialize something like Vectoe3 or Color, etc. The names for the values 0 and ~0 can be overriden by defining these values in the enum type. Nov 1, 2020 · I am trying to figure out how to do this, please can someone who knows what they are doing point me in the right direction? When I select action in the ‘Space Type’, I only want ‘Move Value’ and ‘Turn Value’ displayed and when ‘Property’ is selected, I only want ‘Value’ and ‘Is Available’ displayed. This means you can bind visual elements A node of a visual tree that instantiates or derives from the C# VisualElement class. But now I had have to remove Odin from my project, because I had have disadvantages with. JSON. Imagine that you have a game with dozens of spells, carefully grouped by elemental type in their enumerations so that the designer can easily find them in the inspector. Dec 28, 2022 · I having something like public class DialogueSO : ScriptableObject{ public List<DialogueLine> lines; } public class DialogueLine { public string text = ""; public TextToSpeechStyle voiceStyle = TextToSpeechStyle. I try to stay away entirely from enums for anything that I am going to let Unity serialize What's the best way to convert a string to an enumeration value in C#? I have an HTML select tag containing the values of an enumeration. Nov 1, 2022 · If you change your enum in code, you could potentially silently bork all your prefabs, assets and scenes that contain these non-identifier serialized numbers. NET in Unity! Json. I need to call on something using the result of an enum. Namespace: Unity. You can use this class to generate a JSON representation of an object, or to populate an object from a JSON string. Nov 9, 2017 · Odin puts your Unity workflow on steroids, making it easy to build powerful and advanced user-friendly editors for you and your entire team. I don't know if solving the problem this way is possible. When trying to save a enum it gives me this error: InvalidOperationException: The type of the argument object ‘Item. This allows you to implement callbacks that Unity invokes at key points during serialization and deserialization. The functions use the standard Unity serializer, which means they only serialize or deserialize Dec 21, 2011 · You can't - enum values have to be integral values. in Unity. Hundreds of GameObjects and Prefabs are serializing your enumeration. May 21, 2013 · I already read many things about Serialization with Unity and i already know that Dictionary are not serialized by Unity. Note: This method only supports enums whose underlying types are supported by Unity's serialization system (sbyte, short, int, byte, ushort, or uint). Deserializes all primitive types, enums, most of the structs and classes from JSON string directly. 5). Here is my (sample) class and enum: public class Request { public RequestType request; } public enum RequestType { B Oct 10, 2023 · I am trying to serialize the SmartEnum class provided by ardalis at his repo GitHub - ardalis/SmartEnum: A base class for quickly and easily creating strongly typed enum replacements in C#. Jun 9, 2021 · You said you wanted to be able to treat your World Objects List as “an enum of sorts”. Jun 25, 2022 · I’ve been trying to follow the documentation at INetworkSerializable | Unity Multiplayer Networking (unity3d. Use the class SerializedDictionary<,> in the Namespace AYellowpaper. I have a base class for all of my results, and have a few derived classes that add additional data members. Jun 29, 2020 · Im trying to use Scriptable objects for dynmic enum ex : (Fire, Ice, Wind) [CreateAssetMenu(fileName = "New Attack Item", menuName = "Menu/Enum/Enum Attack Item")] [System. It currently supports JSON and Binary formats. Jun 13, 2017 · I have some probably easy to solve problem regarding the serialization of an Enum-array. This enables me to implement a callback (e. Serialization. Describing types for serialization This section gives a brief overview of Sep 12, 2022 · Unity String Enum Serialization (Supports from Unity 2020. The following code probably explains it best: MapGenerator. NET, . If someone can point me to where I’d find Jun 9, 2022 · In this article, we will demonstrate different ways of how to serialize enum to string in C# with detailed explanation and examples May 10, 2021 · So I seem to have hit this roadblock in building my app where an attempt to serialize these two objects of called “Dictionary<string, string> stat” and “Dictionary<string, Property[ ]> properties” just seem impossible. (I was trying to use NewtonSoft Json. All the combinations are possible (except adding NoDebuffs to something else). Sep 1, 2016 · Im using JsonUtility. The Jul 24, 2021 · If in the inspector I initialize it at Player (which index == 0) this variable will have the index 12, no member of GlobalColor has this index, which causes the Exception. See . So your enum could be Mar 26, 2017 · Any help is appreciated! I assume when I perform enum. If you also want Unity to serialize your private fields you can add the SerializeField attribute to those fields. Use the SerializedDictionary Attribute for further customization. These serializers have IBufferWriter<byte> method, serialized using ArrayBufferWriter<byte> and reused to avoid measure buffer copy. Serializable] public class EnumAttackItem : ScriptableObject { } I got an other scriptable object that list those objects : public List<EnumAttackItem> EnumList; How can i compare the scriptable object enum in code ??? Ex: I Introduction to Unity Serialization Unity Serialization is a general purpose serialization library written entirely in C#. FromJson deserialize enum from string value Unity Engine Scripting 2 7361 September 1, 2016 Apr 21, 2018 · Enum Serialization in Unity — Scott Webster Unity, along with other engines, tend to serialize enum variables as an int. Json Syntax Oct 18, 2023 · I have an Enum with two values: System and Custom. Properties package to efficiently traverse data containers at runtime in order to serialize and deserialize data. You can kind of mitigate the danger of enums by assigning them explicit integer values with some spacing in their ranges ie. I search on web and I don’t find a good solution to protect my definition … any idea? Utf8Json - Fast JSON Serializer for C# Definitely Fastest and Zero Allocation JSON Serializer for C# (. I do not understand why. ) and all of this can be populated in the Inspector (allowing users Nov 2, 2022 · BUT!!! Be very careful with enumerated types since Unity’s YAML serializer does not save the mnemonic of the enum but rather just an integer. When Unity serializes your scripts, it will only serialize public fields. This Jan 22, 2024 · Unreal Engine has these useful little struct MAPs, that allow users to make a list of a certain data type that corresponds to another data type, as seen below. Json, protobuf-net, MessagePack for C#, Orleans. Thanks in advance! Jul 24, 2023 · Learn how enums in Unity work, how to make your own, and how you can use them to create options, states and dropdown menus in the Inspector. com なにこれ？ こんなコードを書いてEnumをシリアライズすると、 . cs // StringEnum, Maxwell Keonwoo Kang <code. Other examples include Materials, Animators, and scene objects, which also rely on serialization to store their data. Since 4. Unity serializes all your script components, reloads the new assemblies, and recreates your script components from the serialized versions. Serializable] public enum Things { Thingie, Stuff, Whatever } public void MyFunction(Things someThing) { Debug Serialization is the automatic process of transforming data structures or GameObject The fundamental object in Unity scenes, which can represent characters, props, scenery, cameras, waypoints, and more. NET [JsonConverter(typeof( Sep 4, 2018 · Hi, I have several buttons calling a function which parameter is an enum. Code: Item class: [Serializable] public enum Type {normal, food, weapon, shield, armour, fishing_rod, pickaxe}; public Type type; Serialazation: XmlSerializer serializer = new Jun 7, 2023 · Here’s the general blurb: Enums enums are bad in Unity3D if you intend them to be serialized: Best practice to find object in List of custom classes? Do if in list, if not do something else Unity Engine BUT!!! Be very careful with enumerated types since Unity’s YAML serializer does not save the mnemonic of the enum but rather just an integer. Which makes sense, since calling arbitrary code when serializing/deserializing objects probably is not a good How can I allow the user to define the elements of the Characters enum? In this case I was trying to use a string array variable where the player can type the name of all the possible characters and then use that array to define the enum. my code is sequential of course and an exception is returned at the point of serializing “stat” which comes before the serialization of"properties", meaning the code Which is the preferred way to convert an Enum to a String? Enum. The goals of the Enum. Description SerializedProperty and SerializedObject are classes for editing properties on objects in a completely generic way that automatically handles undo, multi-object editing and Prefab overrides. From what I have read there are 2 ways to make Enum’s -Use enum/Enum. Additional resources: enumNames, propertyType, SerializedPropertyType. That's why the first thing you have to do to use StableEnums in your project is to provide concrete derived classes of StableEnum class for each enum you want to make stable. Well, why not have your World Objects List simply be an enum? Enums are easy to pick from a dropdown already, and easy to serialize into whatever save system you’re planning on using. Lets say this is the enum class public enum Mode { None, Movement, Rotation, Scale Dec 7, 2022 · I try to save game data in PlayerPrefs as JSON string. Object, most Unity structs, any serializable class (e. If in addition to that you also want Unity to serialize one of your private fields you can add the SerializeField attribute to the field. You’d simply cast it to an integer and save it. It produces empty string. Not just that… you can cast an int value for which no enum value exists into that enum: public enum SomeEnum { A = 0, B = 1, C = 2 } SomeEnum e = (SomeEnum)5; //valid code Debug. Serializers in Unity work directly on the fields of your C# classes rather than their properties, so Unity only serializes your fields if they meet certain conditions. When I try to serialize the SerializationTest object the process doesn't Unity will serialize basically any primitive data type, any enum (which is basically a wrapper around the int type), any UnityEngine. [System. Serializable] objects. AttributeNames is a simple enum with attribute names such as "healthPoints", "physicalAttack", etc. What if you need to add a single Inferno spell to the fire element? Of course, you can gimmick your way out Jul 17, 2016 · You could also work with the enums underlying type, which is an integer by default. Using a system I made, I can implement the position and the rotation, but I’ve got troubles with the string. If you wanted to change it to have the values serialized as the integers 1, 2, etc. You can either use attributes to associate a string value with each enum value, or in this case if every separator is a single character you could just use the char value: Apr 4, 2019 · I am trying to use Unity's built in json serialization. GetName Enum. I'll attach all of the exmaple code bellow, including how to handle enums used as masks. Unity won’t automatically serialize a class marked [Serializable] unless it meets the Unity serialization rules outlined in the following sections. The following section outlines how Jan 3, 2023 · Enums are a love and hate relationship. Performance is important, particularly in applications like games, distributed computing, microservices, or data caches. Serializable] public class TypeList { public enum types { PLAYER, PROP, ENEMY } public const string PLAYER = "Player"; public const string PROP = "Prop"; public const string ENEMY = "Enemy"; }; // MonoBehaviour class public TypeList. I can’t display the enum parameter in the OnClick() field, because my method appears missing. Additional resources: enumDisplayNames, propertyType, SerializedPropertyType. But I need to use Dictionaries (or something similar) and to serialized data they contains. Making it very easy to lookup relative data (like seeing what Sprite to use for Character “Steve” or the (int) “Projectile Quantity” for enum “Shotgun” etc. However; when using this interface to serialize dictionaries it’s not idea. I also want to pass a parameter, the sender of the action (my button), to the called method. How you organize data in your Unity project affects how Unity serializes that data, which can have a significant impact on the performance of your project. Two as Two, etc. When Unity serializes your scripts, it only serializes public fields. A static class<T> that's generic over T with a static initializer Jan 13, 2019 · This question is related, but IMHO not identical to How do I serialize a C# anonymous type to a JSON string? Serialize C# Enum Definition to Json Whilst testing, I've also stumbled across this culp Sep 16, 2021 · Enums! (an introduction to enumeration types with Unity) I think there often comes a point for a budding Unity developer when we want to, say, specify something in the inspector to give an object a … Use the JsonUtility class to convert Unity objects to and from the JSON format. JsonUtility. Aug 30, 2017 · Hello all. athei@gmail. I am trying to serialize a list of results into a JSON string. The sorta stuff below I’m under the impression that there’s a far better way to do this but I can’t figure out how! Either some kind of thing I can use to handle the serialization or a file type or something. Measured by . Now imagine if you had four monsters: Duck, Beaver, Rabbit, and Possum. I have a list of [System. NET - JSON serialization of enum as string But if you want to deserialize an object containing your enum, you'll want something along these lines: They don't serialize long backed enums - basically they only serialize up to 32 bit primitives (tried it in Unity 2018). For example, if you inherit Dictionary<TK, TV> and add the serialized key/values lists, you A problem with all of the approaches post so far is that they use GetCustomAttribute<EnumMemberAttribute> for every lookup, which is somewhat expensive. I don't know if Unity has something similar with its JsonUtility. 6 we got the ISerializationCallbackReceiver which allows us to use custom serialization to serialize types that Unity cannot. The problem can best be illustrated with an example: In a theoretical game, a character may have some upgrades represented by an enum: enum Upgrade { WallJump, KungFu } Over time, I’ll both reference this in code, as well Serialization is the automatic process of transforming data structures or GameObject states into a format that Unity can store and reconstruct later. For the full list of these requirements, refer to Serialization rules in the manual. Because of this, serialization in Unity behaves differently to serialization in other programming environments. The following section outlines how Using Unity's JsonUtility is is there a way to serialise an enumeration item to its string name rather than its integer value? Apparently this can be achieved with JSON. Dec 30, 2023 · I've read through : Use ScriptableObject-based Enums in Your Project | Unity and a few threads here and agree with the following: Enums in the editor are a ticking time-bomb that will destroy Dec 5, 2018 · Unity - Manual: Script serialization If i understand, i can’t serialize static fields ? There is no other way for using these fields in inspector ? Oct 6, 2024 · github. Supports inheritence during deserialization. JSON Serialization uses a notion of “structured” JSON: you create a class or structure to describe what variables you want to store in your JSON data. However most of the time this isn't what you want as 2 Likes tiskolin April 21, 2018, 5:12am 3 rakkarage: start is 0… but i guess u mean u want the string Aug 18, 2022 · Unity probably should serialize the name instead of the underlying value. // Class TypeList [System. Oct 10, 2023 · I am trying to serialize the SmartEnum class provided by ardalis at his repo GitHub - ardalis/SmartEnum: A base class for quickly and easily creating strongly typed enum replacements in C#. Feb 22, 2021 · I made a level editor with the help of the rather popular “JSON . It is 10x faster than MsgPack-Cli and outperforms other C# serializers. When de-serialized the reference of the I have a Buff class that has only two variables, string buffName and a list of tuples, List< (AttributeNames, BuffEffect)> affectedAttributes. Internally, this method uses the Unity serializer. My code looks like this //My list of type string public List<string> saveList = new List<string>(); //First Jul 26, 2023 · The official sample is just for ONE event, how to make a node which has mutiple events from enum? Such as emum CustomEventEnum{GameStart,GameOver} Would someone give an example based on the official sample? THKS! using Unity. Mar 29, 2015 · So how do we trick Unity into serializing enums as strings? Through the use of PropertyDrawer. Feb 6, 2012 · Instead the practical answer is to replace your enum with a string and perform internal validation on the value such that it can be parsed into one of the valid enum representations. I tried using the EnumMember attribute but sti Apr 11, 2021 · How can I have an array/list/dictionary serialised in the Unity editor's inspector in a way that the designer does not need to be aware of the enum indices under the hood. Net will do it for you. Here’s a simplified example of the messages: public interface IMessage { } public struct FirstMessage : IMessage { int myInt; string myString; } public struct SecondMessage : IMessage { int myInt; SomeClass myObject Feb 24, 2018 · When I declare flag Enums I usually use bit shifting rather than hexadecimal as the assignment to make it more obvious what the values are and how they fit together, eg Heavy = 1 << 0, Hot = 1 << 1 etc. The main difference is that your World Objects List would be defined in code, rather than what you’re showing in your Feb 14, 2023 · What are Enum Flags When we define an enumeration we create a set that represents mutually exclusive values. With it we create a unique editor drawing for our enum-like variables. Awesome gamedev teams using Odin to save time and unlock the full potential of&hellip; Jun 24, 2015 · Hey guys, so as all you all know Unity doesn’t know how to serialize generic dictionaries. As in; public enum foobar Sep 23, 2021 · I have a pain point around using enums when it comes to editor serialization, and I wanted to see what kind of alternatives/solutions other people use to work around this. This can be useful when interacting with web services that send and receive JSON data, or when you need to convert objects into a serializable format, such as when saving game state. So I’ve got this enum: Mar 16, 2023 · I want to have a serialized field with an array of game objects for each item in a global enum, like this: public enum MyEnum { Item1, Item2, Item3 } And have a MonoBehaviour script Jan 21, 2025 · I’ve been serializing and saving dictionaries and lists that use strings as keys to store various kinds of data by doing KVP stuff. To do that we define an enum like this: Serialization is the automatic process of transforming data structures or GameObject states into a format that Unity can store and reconstruct later. I guess the better question is: How can I get the enum representing the tags of my game in a script, so I can then expose it in the inspector? Jan 8, 2024 · You can cast your enum to and from int willy nilly. One will be serialized as the string One, FlagsEnum. It even tries to serialize the “normalized” property and throw a loop exception. Sep 8, 2024 · Complex Data Structures Unity's internal data structures, like Renderer settings, use serialization to store configurations between sessions or in assets. What should their values be? It doesn’t matter right? So you’d write it as such Jul 19, 2017 · I’m working on saving game data and it workes fine except for enums. Jan 16, 2024 · 📌 Second, we need a string type reference to serialize our Vehicle data. Main features of UnityJSON are: Serializes all primitive types, enums, structs and classes into JSON string directly. I have a class that contains an enum property, and upon serializing the object using JavaScriptSerializer, my json result contains the integer value of the enumeration rather than its string &quot; UnityJSON provides direct JSON serialization / deserialization between C# objects and JSON strings. Enum, enumValueIndex. Unity will serialize all your script components, reload the new assemblies, and recreate your script components from the serialized verions. Because the Instance ID acts like a handle to the in-memory object instance, the JSON string can only be deserialized back during the same session of the Unity engine. And it always treats a dictionary key as a string, even if it’s an array. If you change your enum in code, you could potentially silently bork all your prefabs, assets and scenes that contain these non-identifier serialized numbers. Serializers in Unity are specifically designed to operate efficiently at runtime. This Sep 28, 2017 · Right now I’m exposing a string to write the tags. Chat; public VoiceActorSO voiceActor = default; } The problem is that each voice actor has a different set of voices (which is essentially a list of strings – I am actually using The names for the values 0 and ~0 can be overriden by defining these values in the enum type. Apr 1, 2018 · Scripting 2 2006 January 10, 2010 Cast the result of an enum as a string Questions & Answers legacy-topics 3 34614 April 23, 2012 Enum no go Unity Engine Scripting 1 1135 February 2, 2011 Getting a Enum value after comparing string name Questions & Answers legacy-topics 2 7469 February 25, 2017 Enum name to string Unity Engine Scripting Learn about the benefits of ScriptableObject-based enums and get tips on how to use them in your Unity project. Here is what I’m trying to obtain : And here is my code : [System. Advantage: less space needed. Type passed in was 'System. Object, so you only need to apply [Serializable] to custom classes or structs used as fields in these Unity objects. I reworded it, I missed it : I wanna use getter and setter with enum in SerializeField. , any class that inherits from UnityEngine. It works fine but my enum types are not getting properly converted. This page outlines serialization in Unity and how to optimize your project for it. NET Core, Unity and Xamarin), this serializer write/read directly to UTF8 binary so boostup performance. Serialization is the automatic process of transforming data structures or GameObject The fundamental object in Unity scenes, which can represent characters, props, scenery, cameras, waypoints, and more. I want to serialize my enum-value as an int, but i only get the name. g. I love attaching a name to a number but the organization of a growing list is a complete mess, trying to keep open space to add more IDs as the list grows in both width and depth. In the Unity solution all the instances got a grouping parent element (named by the first field of the instance), so Serialization is the automatic process of transforming data structures or GameObject states into a format that Unity can store and reconstruct later. Json. Here’s a sample of the JSON as well: Mar 31, 2018 · Odin puts your Unity workflow on steroids, making it easy to build powerful and advanced user-friendly editors for you and your entire team. , a typical solution for enums in general is to use the EnumMember attribute or XmlEnum attribute. For example: [Serializable Custom serialization When you want to serialize something that Unity’s serializer doesn’t support (for example, a C# Dictionary) you can implement the ISerializationCallbackReceiver interface in your class. You can use the SerializedObject data binding system to bind to serialized properties. c# unity-game-engine serialization enums asked Jul 24, 2021 at 13:08 Lynoxe 31 When Unity serializes your scripts, it only serializes public fields. By default every variable will be translated to one xml element (e. But I want to change the name when the serialization occurs: System -> system_serialization Custom -> custom_serialization I tried using a specific JsonSerializerOptions with a JsonStringEnumConverter but it doesn't work. How can I use this to override the serialization so I can pass in my object? (this object will only ever contain the accepted types, like string, int, enum, etc) Nov 20, 2022 · Your enum type needs to be public. Jul 31, 2023 · For string enum values, this is StringEnumConverter for JSON. I have found some code that works with an Enum, but I am trying to Zero encoding extreme performance binary serializer for C# and Unity. However, that would likely require a change to the serializer, which may cause additional processing time in unexpected places. NET For Unity” free asset from the asset store because Unity’s JsonUtility does not support the objects and collections (object, dictionary, enum, list, queue, tuple) I would like to serialize and deserialize. Not sure if the serializer/deserializer is used during runtime, but that would be a good enough reason to store the underlying value over storing strings which require more physical space and I'm trying to deserialize my json items from a file using UnityEngine. Mar 22, 2019 · Get what exactly to work? Unity can not serialize object values unless you use the quite recent “ SerializeReference ” attribute. Downside: if you add enum values somewhere in between, the saved values will be messed up, but that could be avoided easily by explicitly setting the values. FromJson only supports plain classes and Feb 11, 2022 · I want to Show the field in UnityInspector based on specific enum field. This Sep 9, 2015 · Enum underlying type and the object must be same type or object. For standard objects, MemoryPack is x10 faster and x2 ~ x5 For string enum, use [JsonConverter (typeof (JsonStringEnumConverter))] Tbh, I would make a separate class for the Spotify api for that data and create a mapping to your models, it’ll keep your models confusing and you don’t need to worry about things like the enum values in the same way. In JSON you can serialize Enums from ints or strings. If you want it to Jun 14, 2023 · It’s a simple object just meant to be used as a target for JSON reading. Trying to serialize the enum doesn’t work. The object you're creating and all its fields must meet the requirements for serialization by the Unity serializer. prefabを見ればわかるように、内部的には0, 1, 2というintの値として保存されます。 Apr 21, 2020 · You could declare the enum as being backed by a long (giving you access to 64 different flags), but Unity’s only able to automatically serialize 32-bit enums. I read in documentation that I can use plain struct/class with [Serializable] attribute but it doesn't work Jan 4, 2012 · I think what you want is a custom enumeration and a public variable of the type of this enumeration. Int32'. Even so, I think you'd still need a custom converter for the case of bitflag -> string. When the page is posted, I want to pick up the value (which Nov 24, 2017 · However, Unity does not serialize properties by default. It makes sense, enums in code are int values, you can add, subtract and even do bit-wise operations on them. You can style the look, define the behaviour, and display it on screen as part of the UI. Serializable] public class BaseResult { public string name; public enum ResultType { None May 31, 2019 · var jsonString = "\"none\""; var deserializedObject = JsonConvert. Dec 3, 2023 · But it really depends upon what your overall needs are that should dictate what that property type is…if it is just to have different damage types applied to an item, then you might find the enum flag approach easier (serialization wise) and that it consumes much less bandwidth since it only consumes one 32 bit integer (4 bytes) vs the array Feb 23, 2017 · I would not recommend using Unity JsonUtility unless you have thousands of json and performance is important (if you’re dealing with the web this is likely not the case) 1 Like Gizmoi February 24, 2017, 12:00pm 9 Enums would be the best way. It follows the same Unity serialization rules as other Unity types. Format ToString ?? Why should I prefer one of these over the others? Does one perform better? Sep 16, 2022 · The other, HUGE problem with enums in Unity is that they serialize as their values. Enum, enumValueIndex, InspectorNameAttribute. And I adopt the same architecture as the fastest binary serializer, MessagePack for C# that I've developed. 1) Raw StringEnum. MessagePack has a compact binary size Code snippet of how to use ScriptableObject assets to replace enum? When Unity serializes your scripts, it only serializes public fields. These instances have a lot if fields. For example we may need to create different behaviors for an enemy. More info See in Glossary to the following objects that are compatible with the Serialization Apr 15, 2011 · The XmlSerializer automatically knows about each public variable or read/write property in any type you can throw at it. com) but I can’t figure out how to implement it in my use case.