- (NSString *)createUUID { // Create universally unique identifier (object) CFUUIDRef uuidObject = CFUUIDCreate(kCFAllocatorDefault); // Get the string representation of CFUUID object. NSString *uuidStr = [(NSString *)CFUUIDCreateString(kCFAllocatorDefault, uuidObject) autorelease]; // If needed, here is how to get a representation in bytes, returned as a structure // typedef struct { // UInt8 byte0; // UInt8 byte1; // ... // UInt8 byte15; // } CFUUIDBytes; CFUUIDBytes bytes = CFUUIDGetUUIDBytes(uuidObject); CFRelease(uuidObject); return uuidStr; }
用户登录
还没有账号?立即注册
用户注册
投稿取消
文章分类: |
|
还能输入300字
上传中....