创建文件系统目录

NSArray *paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask, YES);
NSString *documentsDirectory = [paths objectAtIndex:];
// 创建文件系统管理器
NSFileManager *fileManager = [[NSFileManager alloc] init];
// 判断userData目录是否存在
if(![fileManager fileExistsAtPath:[NSString stringWithFormat:@"%@/userData", documentsDirectory]]) {
// 不存在,创建一个userData目录
[fileManager createDirectoryAtPath:[NSString stringWithFormat:@"%@/userData", documentsDirectory]withIntermediateDirectories:false attributes:nil error:nil];
}

 

NSString * filePath = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents/recording.caf"];