path
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NSString *path = NSHomeDirectory();
上面的代码得到的是应用程序目录的路径,在该目录下有三个文件夹:Documents、Library、temp以及一个.app包!该目录下就是应用程序的沙盒,应用程序只能访问该目录下的文件夹!!!
请参考下面的例子:
1、
NSString *path1 = NSHomeDirectory();
NSLog(@"path1:%@", path1);
path1:/Users/yuanjun/Library/Application Support/iPhone Simulator/4.2/Applications/172DB70A-145B-4575-A31E-D501AC6EA830
2、
NSString *path2 = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) lastObject];
NSLog(@"path2:%@", path2);
path2:/Users/yuanjun/Library/Application Support/iPhone Simulator/4.2/Applications/172DB70A-145B-4575-A31E-D501AC6EA830/Library/Caches
3、
NSString *path3 = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject];
NSLog(@"path3:%@", path3);
path3:/Users/yuanjun/Library/Application Support/iPhone Simulator/4.2/Applications/172DB70A-145B-4575-A31E-D501AC6EA830/Documents
4、
NSString *path4 = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents"];
NSLog(@"path4:%@", path4);
path4:/Users/yuanjun/Library/Application Support/iPhone Simulator/4.2/Applications/172DB70A-145B-4575-A31E-D501AC6EA830/Documents
5、
NSString *path5 = [NSHomeDirectory() stringByAppendingPathComponent:@"Library"];
NSLog(@"path5:%@", path5);
path5:/Users/yuanjun/Library/Application Support/iPhone Simulator/4.2/Applications/172DB70A-145B-4575-A31E-D501AC6EA830/Library
6、
NSString *path6 = [NSHomeDirectory() stringByAppendingPathComponent:@"temp"];
NSLog(@"path6:%@", path6);
path6:/Users/yuanjun/Library/Application Support/iPhone Simulator/4.2/Applications/172DB70A-145B-4575-A31E-D501AC6EA830/temp
//創建文件夾
#define Dest_Path [NSHomeDirectory() stringByAppendingPathComponent:@"Library/Caches/utravel"]
NSString *imageDir = [NSStringstringWithFormat:@"%@/Test", Dest_Path];
NSLog(@"%@",imageDir);
BOOL isDir = NO;
NSFileManager *fileManager = [NSFileManagerdefaultManager];
BOOL existed = [fileManager fileExistsAtPath:imageDir isDirectory:&isDir];//判断文件是不是为目录?
if ( !(isDir == YES && existed ==YES) )
{
[fileManager createDirectoryAtPath:imageDirwithIntermediateDirectories:YESattributes:nilerror:nil];
}
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