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- (NSString *)getUUID
{
CFUUIDRef uuidObj = CFUUIDCreate(nil); //create a new UUID
NSString * uuidString = (__bridge_transfer NSString *)CFUUIDCreateString(nil, uuidObj);
CFRelease(uuidObj);
return uuidString ;
}
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原文地址：http://www.cnblogs.com/sun-wsh/p/5740438.html
