<div class="codetitle"><a style="CURSOR: pointer" data="16732" class="copybut" id="copybut16732" onclick="doCopy('code16732')"> 代码如下:@H_404_1@<div class="codebody" id="code16732">
<?PHP
$name = 'Today 3?,very/ cold';
$name = strtolower($name);
//$name = preg_replace('/[^a-z0-9\s]/','',$name);
$name = pregreplace('/[.\s+\?,\/"]/','',$name); //change spaces
echo $name;
?>
@H_404_1@
其中
<div class="codetitle"><a style="CURSOR: pointer" data="8446" class="copybut" id="copybut8446" onclick="doCopy('code8446')"> 代码如下:@H_404_1@<div class="codebody" id="code8446">
$name = pregreplace('/[.\s+\?,$name); //change spaces
@H404_1@
.\s+\?,\/"为正则表达式，表示查找. 空符号 ? / " 这五个字符
其他可自行添加，添加的时候要查找正则手册