iOS获取沙盒目录

//沙盒总目录

NSLog(@"%@", NSHomeDirectory());//沙盒中tmp的目录地址

NSLog(@"%@", NSTemporaryDirectory());//沙盒中*.app

NSLog(@"%@", [NSBundle mainBundle].bundlePath); 

//    NSSearchPathForDirectoriesInDomains(<#NSSearchPathDirectory directory#>, <#NSSearchPathDomainMask domainMask#>, <#BOOL expandTilde#>)