PHP生成GUID

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function create_guid() {$charid = strtoupper(md5(uniqid(mt_rand(), true)));$hyphen = chr(45);// "-"$uuid = chr(123)// "{".substr($charid, 0, 8).$hyphen.substr($charid, 8, 4).$hyphen.substr($charid,12, 4).$hyphen.substr($charid,16, 4).$hyphen.substr($charid,20,12).chr(125);// "}"return $uuid;}


Python 生成Guid

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