PHP生成唯一的UUID
原创
52cxy
07-25 17:14
阅读数:1263
PHP生成唯一的UUID
function getUUId() { $chars = md5(uniqid(mt_rand(), true)); $uuid = substr ( $chars, 0, 8 ) . '-' . substr ( $chars, 8, 4 ) . '-' . substr ( $chars, 12, 4 ) . '-' . substr ( $chars, 16, 4 ) . '-' . substr ( $chars, 20, 12 ); return $uuid ; }
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