在代码点火器中，它们具有此功能
function _clean_input_keys($str)
{
if ( ! preg_match("/^[a-z0-9:_/-]+$/i", $str))
{
exit( Disallowed Key Characters. );
}
return $str;
}
preg_match规则只接受字母数字文本和少数其他项。但我想接受键盘上的所有字符，比如！@#%^&*（）-+/“：[]|~`。我该如何更改以上预赛规则以接受所有这些规则。请帮助我。谢谢
查看PHPhttp://www.php.net/manual/en/book.filter.php“rel=”nofollow“>筛选函数。特别是http://www.php.net/manual/en/filter.filters.sanitize.phpFILTER_FLAG_STRIP_LOW，FILTER_FRAG_STRIP_HIGH
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