CFUUIDRef和CFStringRef-生成唯一标识符
2014-03-20 20:56
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- (NSString *)createCUID:(NSString *)prefix{
NSString * result;
CFUUIDRef uuid;
CFStringRef uuidStr;
uuid = CFUUIDCreate(NULL);
uuidStr = CFUUIDCreateString(NULL, uuid);
result =[NSString stringWithFormat:@"%@-%@", prefix,uuidStr];
CFRelease(uuidStr);
CFRelease(uuid);
return result;
}
希望对你有所帮助!
NSString * result;
CFUUIDRef uuid;
CFStringRef uuidStr;
uuid = CFUUIDCreate(NULL);
uuidStr = CFUUIDCreateString(NULL, uuid);
result =[NSString stringWithFormat:@"%@-%@", prefix,uuidStr];
CFRelease(uuidStr);
CFRelease(uuid);
return result;
}
希望对你有所帮助!
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