ios获取沙盒路径方法

1、获取/Users/xxx…xxx/Documents文件路径

NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory , NSUserDomainMask, YES);
NSString *path = [paths objectAtIndex:0];

2、获取/Users/xxx…xxx/Library/Caches路径

NSArray *paths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
NSString *path = [paths objectAtIndex:0];

3、获取/Users/xxx…xxx/Library/Documentation路径

NSArray *paths = NSSearchPathForDirectoriesInDomains(
NSDocumentationDirectory, NSUserDomainMask, YES);
NSString *path = [paths objectAtIndex:0];