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PHP

ʱ䣺2020-11-24 17:00:22 Ŀ ҪͶ

PHP

1 ˵ PHP дֵ봫õʲôʱֵʲôʱ?

PHP

ֵֻǰijһ.ֵһ˵ָͬһط

2 PHPerror_reportingʲô?

The error_reporting() function sets the error_reporting directive at runtime. PHP has many levels of errors, using this function sets that level for the duration (runtime) of your script.

3 ʽ(Regular Expression)дһ֤ʼĸʽǷȷ

php

if(isset($_POST['action']) &&

$_POST['action']==’submitted’)

{

$email=$_POST['email'];

if(!preg_match(“/^(?:w+.?)*w+@(?:w+.?)*w+$/”,$email))

{

echo

“ʼʧ”;

}

else

{

echo

“ʼɹ”;

}

}

else

{

?>

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