Unity creates asset files

The [CreateAssetMenu] property can click the corresponding name in Create to create an asset file. As shown below

using System.Collections.Generic;
using UnityEngine;
 
[CreateAssetMenu]
public class ChatConfig : ScriptableObject
{
    [SerializeField]
    public List<string> ChatContent;
}

All data can be loaded by using the object of the type of Resources Load as ChatConfig, for example

var content = Resources.Load<ChatConfig>("ChatConfig");

code creation

using UnityEditor;
using UnityEngine;
public class CreateAssetEditor
{
    [MenuItem("Assets/Create ScriptObject")]
    static void CreateScriptObject()
    {
        ChatConfig config = ScriptableObject.CreateInstance<ChatConfig>();
        config.ChatContent = new System.Collections.Generic.List<string>
        {
            "A",
            "B"
        };

        AssetDatabase.CreateAsset(config, "Assets/Resources/NewChatConfig.asset");
        AssetDatabase.SaveAssets();
        AssetDatabase.Refresh();
    }
}