Unity中的各种路径

Application.persistentDataPath

http://docs.unity3d.com/ScriptReference/Application-persistentDataPath.html

Contains the path to a persistent data directory (Read Only).

设备中的公开目录，根据平台的不同而不同。这里面的文件不会因为App升级而删除；

Application.streamingAssetsPath

http://docs.unity3d.com/ScriptReference/Application-streamingAssetsPath.html

工程目录下面的Assets/StreamingAssets。

Application.temporaryCachePath

http://docs.unity3d.com/ScriptReference/Application-temporaryCachePath.html

Contains the path to a temporary data / cache directory (Read Only).

设备的临时存储路径。

Application.dataPath

http://docs.unity3d.com/ScriptReference/Application-dataPath.html

游戏数据的存储路径：

Contains the path to the game data folder (Read Only).

The value depends on which platform you are running on:

Unity Editor: <path to project folder>/Assets

Mac player: <path to player app bundle>/Contents

iPhone player: <path to player app bundle>/<AppName.app>/Data

Win player: <path to executablename_Data folder>

Web player: The absolute url to the player data file folder (without the actual data file name)

Flash: The absolute url to the player data file folder (without the actual data file name)

Note that the string returned on a PC will use a forward slash as a folder separator.

参考代码：

[cpp] view plain copy

1. public static string GetStreamingFilePath( string filename)  
2.   {  
3.     string path = "";  
4.   
5.   
6.     if ( Application.platform == RuntimePlatform .OSXEditor || Application.platform == RuntimePlatform .OSXPlayer ||  
7.       Application.platform == RuntimePlatform .WindowsEditor || Application.platform == RuntimePlatform .WindowsPlayer)  
8.       path = Application.dataPath + "/StreamingAssets/" + filename;  
9.     else if ( Application.platform == RuntimePlatform .IPhonePlayer)  
10.       path = Application.dataPath + "/Raw/" + filename;  
11.     else if ( Application.platform == RuntimePlatform .Android)  
12.       path = "jar:file://" + Application .dataPath + "!/assets/" + filename;  
13.     else  
14.       path = Application.dataPath + "/config/" + filename;  
15.   
16.   
17.     return path;  
18.   }  
19.   
20.   
21.   
22.   public static string GetPersistentFilePath( string filename)  
23.   {  
24.     string filepath;  
25.   
26.   
27.     if ( Application.platform == RuntimePlatform .OSXEditor || Application.platform == RuntimePlatform .OSXPlayer ||  
28.       Application.platform == RuntimePlatform .WindowsEditor || Application.platform == RuntimePlatform .WindowsPlayer)  
29.       filepath = Application.dataPath + "/StreamingAssets/" + filename;  
30.     else if ( Application.platform == RuntimePlatform .IPhonePlayer || Application.platform == RuntimePlatform .Android)  
31.       filepath = Application.persistentDataPath + "/" + filename;  
32.     else  
33.     {  
34.       filepath = Application.persistentDataPath + "/" + filename;  
35.     }  
36. #if UNITY_IPHONE  
37.     iPhone.SetNoBackupFlag(filepath);  
38. #endif  
39.     return filepath;  
40.   }