php隐藏IP最后位,替换手机号中间数字为*号

php隐藏IP最后位,替换手机号中间数字为*号

2011-07-18 21:55:18| 分类：

技术相关 |字号 订阅

<?php

$string = "138265895493";

$pattern = "/(1\d{1,2})\d\d(\d{0,3})/";

$replacement = "\$1****\$3";

print preg_replace($pattern, $replacement, $string);

//隐藏IP最后几位为*

echo ereg_replace("[^\.]{1,3}$","*",$ip);

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