NSString *path = NSHomeDirectory();//主目录NSLog(@"NSHomeDirectory:%@",path); NSString *userName = NSUserName();//与上面相同 NSString *rootPath = NSHomeDirectoryForUser(userName); NSLog(@"NSHomeDirectoryForUser:%@",rootPath); NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *documentsDirectory=[paths objectAtIndex:0];//Documents目录 NSLog(@"NSDocumentDirectory:%@",documentsDirectory);

#import <Foundation/Foundation.h>@interface ICSandboxHelper : NSObject+ (NSString *)homePath;     // 程序主目录，可见子目录(3个):Documents、Library、tmp
+ (NSString *)appPath;        // 程序目录，不能存任何东西 + (NSString *)docPath; // 文档目录，需要ITUNES同步备份的数据存这里，可存放用户数据 + (NSString *)libPrefPath; // 配置目录，配置文件存这里 + (NSString *)libCachePath; // 缓存目录，系统永远不会删除这里的文件，ITUNES会删除 + (NSString *)tmpPath; // 临时缓存目录，APP退出后，系统可能会删除这里的内容 + (BOOL)hasLive:(NSString *)path; //判断目录是否存在，不存在则创建

#import "ICSandboxHelper.h"@implementation ICSandboxHelper + (NSString *)homePath{ return NSHomeDirectory(); } + (NSString *)appPath { NSArray * paths = NSSearchPathForDirectoriesInDomains(NSApplicationDirectory, NSUserDomainMask, YES); return [paths objectAtIndex:0]; } + (NSString *)docPath { NSArray * paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); return [paths objectAtIndex:0]; } + (NSString *)libPrefPath { NSArray * paths = NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES); return [[paths objectAtIndex:0] stringByAppendingFormat:@"/Preference"]; } + (NSString *)libCachePath { NSArray * paths = NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES); return [[paths objectAtIndex:0] stringByAppendingFormat:@"/Caches"]; } + (NSString *)tmpPath {return [NSHomeDirectory() stringByAppendingFormat:@"/tmp"]; } + (BOOL)hasLive:(NSString *)path { if ( NO == [[NSFileManager defaultManager] fileExistsAtPath:path] ) { return [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:NULL]; } return NO; }