Unity 数据存储与读取_PlayerPrefs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
public class PlayerInfo : MonoBehaviour {


    /// 

    /// 等级
    /// 
    public Text LevelText;
    /// 

    /// 昵称
    /// 
    public Text NameText;
    /// 

    /// 保存
    /// 
    public Button SaveBtn;
    /// 

    /// 读取
    /// 
    public Button LoadBtn;
	// Use this for initialization
	void Start () {

        //PlayerPrefs.DeleteAll();
     

        LevelText = GetByName("LevelText").GetComponent();
        NameText = GetByName("NameText").GetComponent();
        SaveBtn = GetByName("SaveBtn").GetComponent();

        //匿名委托  保存玩家等级和昵称
        SaveBtn.onClick.AddListener(
            () => {
                PlayerPrefs.SetInt("Level", int.Parse(LevelText.text));
                PlayerPrefs.SetString("NickName", NameText.text);
            });

        LoadBtn = GetByName("LoadBtn").GetComponent();
        LoadBtn.onClick.AddListener(OnClickLoadInfo);

    }

    /// 

    /// 读取玩家信息
    /// 
    public void OnClickLoadInfo()
    {
        //读取玩家等级，强制转换
        LevelText.text = PlayerPrefs.GetInt("Level").ToString();
        //读取昵称
        NameText.text = PlayerPrefs.GetString("NickName");
    }

    /// 

    /// 通过名字寻找子物体
    /// 
    /// 
    /// 
    GameObject GetByName(string name)
    {
        Transform[] trans = GetComponentsInChildren(true);
        for (int i = 0; i < trans.Length; i++)
        {
            if (trans[i].name == name)
            {
                return trans[i].gameObject;
            }
        }
        return null;
      
    }
}

PlayerPrefs适用范围

1. 适用设备：Mac OSX、Linux、Windows、
    Windows Store Apps、Windows Phone 8、Web players

2. 存储机制：Key-Value

3. 可存储变量类型：int、float、string