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一个很简单的字符串切分有关问题

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2016-06-13 10:14:09908browse

一个很简单的字符串切分问题
[email protected]
[email protected]

[email protected] “*”

------解决方案--------------------

PHP code
$str = [email protected]';echo preg_replace('/.{4}@/', '****@', $str);[email protected]<div class="clear">
                 
              
              
        
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