SerializedProperty.DataEquals

描述

比较两个 SerializedProperties 的数据。此方法会忽略路径和 SerializedObjects。

using System;
using UnityEngine;
using UnityEditor;

public class SerializedPropertyDataEqualsExample : ScriptableObject
{
    [Serializable]
    public struct SomeData
    {
        public string aStringValue;
        public float aFloatValue;
    }

    [Serializable]
    public struct SomeOtherData
    {
        public string anotherStringValue;
        public float anotherFloatValue;
    }

    [SerializeField]
    SomeData someData;
    [SerializeField]
    SomeOtherData[] otherDataArray;

    static bool AreBothPropertiesEquals()
    {
        // Create an instance of the ScriptableObject
        var testObject = ScriptableObject.CreateInstance<SerializedPropertyDataEqualsExample>();
        // Set the first class to some values
        testObject.someData.aStringValue = "ThisValue";
        testObject.someData.aFloatValue = 5.1f;
        // Set the first array entry of the second class to the exact same values
        testObject.otherDataArray = new SomeOtherData[1];
        testObject.otherDataArray[0].anotherStringValue = "ThisValue";
        testObject.otherDataArray[0].anotherFloatValue = 5.1f;

        var serializedObject = new SerializedObject(testObject);
        // Serialized property that refers to data from the first class
        var propertyOne = serializedObject.FindProperty("someData");
        // SerializedProperty that refers to data from the first entry of the second class array
        var propertyTwo = serializedObject.FindProperty("otherDataArray.Array.data[0]");
        // Compare data from each SerializedProperty.
        bool result = SerializedProperty.DataEquals(propertyOne, propertyTwo);

        serializedObject.Dispose();
        DestroyImmediate(testObject);
        return result;
    }

    [MenuItem("Example/SerializedPropertyDataEqualsExample")]
    static void TestMethod()
    {
        Debug.Log("Are properties equals ? " + AreBothPropertiesEquals());
    }
}