- /**
- * 生成GUID(UUID)
- * @access public
- * @return string
- * @author knight
- */
- function createGuid()
- {
- if (function_exists('com_create_guid')){
- com_create_guid( );
- }else{
- mt_srand( (double)microtime()*10000);
- $charid = strtoupper(md5(uniqid(rand(), true)));
- $hyphen = chr(45);// "-"
- $u uid = chr(123)// "{"
- .substr($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);// "}"
-
$uuid を返します。
-
}
-
}
-
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