Unity3D IOS下保存和读取资源（保存到文件夹目录）

Unity3D IOS下保存和读取资源（保存到文件夹目录）

using UnityEngine;   using System.Collections;   using System.IO;   using System;      public class NvTestSave : MonoBehaviour   {         private string showtext = "not txt has been loaded!";         public string JsonPath       {           get{               string    path=null;               if(Application.platform==RuntimePlatform.IPhonePlayer)               {                   path= Application.dataPath.Substring (0, Application.dataPath.Length - 5);                   path = path.Substring(0, path.LastIndexOf('/'))+"/Documents/";                  }               else               {                   path=Application.dataPath+"/Resource/GameData/";               }               return path;           }           }         // Use this for initialization   void Start ()   {   SaveJson(" i love coding!!","MyText.txt");   StartCoroutine(WaitForRead());   }         // Update is called once per frame   void Update ()   {         }         void OnGUI()   {   GUI.Label(new Rect(10, 10, 500, 20), showtext);   }         void ShowText(string text)   {   showtext = text;   }         IEnumerator WaitForRead( )       {   yield return new WaitForSeconds(0.5f);   StartCoroutine(InstanceText("MyText.txt"));   }    //Unity3D教程手册：www.unitymanual.com   IEnumerator InstanceText(string fileName)       {           string path="file://"+JsonPath+fileName;         Debug.LogError("======path:  "+path);           WWW wwwText=new WWW(path);           yield return wwwText;   Debug.LogError("======ShowText");           ShowText(wwwText.text);       }    //Unity3D教程手册：www.unitymanual.com   void  SaveJson(string txt , string filepathandname)   {   string file = JsonPath+"//" + filepathandname;         StreamWriter sw;   FileInfo t = new FileInfo(file);   if(!t.Exists)   {   sw = t.CreateText();   }   else   {   sw = t.AppendText();   }   sw.WriteLine(txt);   sw.Close();   sw.Dispose();   }   }