iOS获取剩余存储空间
//ios获取剩余存储空间 -(void)usedSpaceAndfreeSpace{ NSString* path = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES)objectAtIndex:0] ; NSFileManager* fileManager = [[NSFileManager alloc ]init]; NSDictionary *fileSysAttributes = [fileManager attributesOfFileSystemForPath:path error:nil]; NSNumber *freeSpace = [fileSysAttributes objectForKey:NSFileSystemFreeSize]; NSNumber *totalSpace = [fileSysAttributes objectForKey:NSFileSystemSize]; NSString * str= [NSString stringWithFormat:@"已占用%0.1fG/剩余%0.1fG",([totalSpace longLongValue] - [freeSpace longLongValue])/1024.0/1024.0/1024.0,[freeSpace longLongValue]/1024.0/1024.0/1024.0]; NSLog(@"--------%@",str); }