SerializedObject.GetIterator

说明

获取第一个序列化属性。

您可以使用此属性遍历目标对象的所有属性。通常，当已知所需的字段名称时，最好使用 FindProperty 以更快地检索关联的 SerializedProperty。不过当面对需要扫描不同类型的对象的更通用代码（如在提前未知所需属性名称时），此方法会很有用。

其他资源：FindProperty、SerializedProperty.NextVisible、SerializedProperty.Reset。

using System;
using System.Text;
using UnityEngine;
using UnityEditor;

public class SerializeObjectGetIteratorExample : ScriptableObject
{
    public bool m_FirstField;

    [MenuItem("Example/SerializedObject GetIterator")]
    static void GetIteratorExample()
    {
        // Each Unity Object has some internal properties that will be serialized.
        // Some of these are visible in the inspector, others are hidden.
        // Typically they can be ignored, but when using SerializedObject.GetIterator() they
        // appear prior to the C# fields.
        var scriptableObject = ScriptableObject.CreateInstance<SerializeObjectGetIteratorExample>();

        using (var serializedObject = new SerializedObject(scriptableObject))
        {
            SerializedProperty iterator = serializedObject.GetIterator();

            var sb = new StringBuilder();
            sb.AppendLine("Visible Internal Properties:");

            // GetIterator returns a root that is above all others (depth -1)
            // so first property is found by stepping into the children
            bool visitChildren = true;
            iterator.NextVisible(visitChildren);

            // For rest of scan stay at the same level (depth 0)
            visitChildren = false;

            do
            {
                if (iterator.name == "m_FirstField")
                    break; // Found first field from the C# object

                sb.AppendLine($"\t{iterator.name}");
            }
            while (iterator.NextVisible(visitChildren));

            // Repeat, using "Next" to show the hidden properties as well as visible
            sb.AppendLine("All Internal Properties:");

            iterator.Reset();
            visitChildren = true;
            iterator.Next(visitChildren);
            visitChildren = false;

            do
            {
                if (iterator.name == "m_FirstField")
                    break;
                sb.AppendLine($"\t{iterator.name}");
            }
            while (iterator.Next(visitChildren));

            Debug.Log(sb.ToString());
        }
    }
}