织梦模板自定义表单中手机号码和邮箱的验证规则及必填

if(!eregi("^1[0-9]{10}$",$tel))
{
showMsg('手机号码不对,请正确填写', '-1');
exit();
}

if (!eregi("^[_.0-9a-z-]+@([0-9a-z][0-9a-z-]+.)+[a-z]{2,3}$",$email)) {
showMsg('请您填写正确的E-Mail 地址!', '-1');
exit();
}

if($required!=''){
if(preg_match('/,/', $required))
{
$requireds = explode(',',$required);
foreach($requireds as $field){
if($$field==''){
showMsg('带*号的为必填内容，请正确填写', '-1');
exit();
}
}
}else{
if($required==''){
showMsg('带*号的为必填内容，请正确填写', '-1');
exit();
}
}
}
//end