获取设备的uuid 将uuid中的“－”去掉

获取 uuid

- (NSString *)uuidString

{

    CFUUIDRef uuid_ref = CFUUIDCreate(NULL);

    CFStringRef uuid_string_ref= CFUUIDCreateString(NULL, uuid_ref);

    NSString *uuid = [NSStringstringWithString:(__bridgeNSString *)uuid_string_ref];

    CFRelease(uuid_ref);

    

    CFRelease(uuid_string_ref);

    return [uuidlowercaseString];

}

将uuid中的“－”去掉

[[selfuuidString]stringByReplacingOccurrencesOfString:@"-"withString:@""]