php生成短网址的方法
php生成短网址的方法
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这篇文章主要介绍了php生成短网址示例,需要的朋友可以参考下php生成短网址
<?php
$chars=array("a","b","c","d","e","f","g","h",
"i","j","k","l","m","n","o","p",
"q","r","s","t","u","v","w","x",
"y","z","0","1","2","3","4","5",
"6","7","8","9","A","B","C","D",
"E","F","G","H","I","J","K","L",
"M","N","O","P","Q","R","S","T",
"U","V","W","X","Y","Z");$salt="www.joneto.com";$hash=md5("http://www.sina.com".$salt);$rs=array();for($i=0;$i<4;$i++){ $temp=substr($hash, $i*8,8); $temp=base_convert($temp, 16, 10) & base_convert("3fffffff", 16, 10); $str=""; for($j=0;$j<6;$j++){
$subtemp=$temp & intval(base_convert("3d", 16, 10));
$str.=$chars[$subtemp];
$temp=$temp>>5; } unset($temp); $rs[]=$str;}print_r($rs);?>以上就是本文的全部内容，希望对大家的学习有所帮助，更多相关内容请关注PHP中文网！
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