Unity 通过条件筛选数据,过滤相同数据,和差异数据

可以对比任意数据,自定义筛选条件

using System.Collections.Generic;
using UnityEngine;
using System;
using System.Linq;

public class Data
    {

        #region 对比数据

        public delegate bool DelCondition<T>(T data1, T data2);

        /// <summary>
        /// 对比两个数据
        /// </summary>
        /// <typeparam name="T">数据类型</typeparam>
        /// <param name="datas1">数据1</param>
        /// <param name="datas2"></param>
        /// <param name="condition">数据2</param>
        /// <param name="suffice">筛选条件</param>
        /// <param name="datas1Contain">只有data1包含的数据</param>
        /// <param name="datas2Contain">只有data2包含的数据</param>
        public static void Compare<T>(T[] datas1, T[] datas2, DelCondition<T> condition, out T[] suffice, out T[] datas1Contain, out T[] datas2Contain)
        {

            List<T> data1List = datas1.ToList();
            List<T> data2List = datas2.ToList();

            Compare<T>(datas1, datas2, condition, out suffice);
            for(int i=0;i< suffice.Length;i++)
            {
                T temp = suffice[i];
                data1List.Remove(temp);
                data2List.Remove(temp);
            }

            datas1Contain = data1List.ToArray();
            datas2Contain = data2List.ToArray();
        }

        /// <summary>
        /// 对比两个数据
        /// </summary>
        /// <typeparam name="T">数据类型</typeparam>
        /// <param name="datas1">数据1</param>
        /// <param name="datas2">数据2</param>
        /// <param name="condition">筛选条件</param>
        /// <param name="suffice">返回满足条件的数据集合</param>
        public static void Compare<T>(T[] datas1, T[] datas2, DelCondition<T> condition, out T[] suffice)
        {
            var temp = from data1 in datas1
                       from data2 in datas2
                       where condition(data1, data2)
                       select data1;

            suffice = temp.ToArray();
        }

        #endregion

    }

使用方法:

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Mx.Util;

public class Test : MonoBehaviour
{

    private void Awake()
    {

        int[] datas1 = { 1,2,4,5,7,8};
        int[] datas2 = {1,2,3,9,10,11};

        int[] res=null;
        int[] datas1Contain,datas2Contain;
        Data.Compare<int>(datas1, datas2, condition, out res,out datas1Contain,out datas2Contain);

        for(int i=0;i<res.Length;i++)
        {
            Debug.Log("共同的数据:"+res[i]); //结果是1,2
        }

        for (int i = 0; i < datas1Contain.Length; i++)
        {
            Debug.Log("datas1独有:" + datas1Contain[i]);//结果是4,5,7,8
        }

        for (int i = 0; i < datas2Contain.Length; i++)
        {
            Debug.Log("datas2独有:" + datas2Contain[i]);//结果是3,9,10,11
        }

    }

    private bool condition(int data1,int data2)
    {
        return data1 == data2;
    }

}
 

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