Example of using php to verify checkbox validity_PHP Tutorial

The php code to verify the checkbox is as follows:

Copy code The code is as follows:

/**
* Verify checkbox validity in php
*/
$value = 'yes';
echo " Verify data";

if (isset($_POST['subscribe' ])) {
if ($_POST['subscribe'] == $value) {
$subscribed = true;
} else {
$subscribed = false;
print 'Submit The checkbox value for is invalid. ';
}
} else {
$subscribed = false;
}

if ($subscribed) {
print 'Verification valid! ';
} else {
print 'Verification invalid! ';
}

http://www.bkjia.com/PHPjc/825165.htmlwww.bkjia.comtruehttp: //www.bkjia.com/PHPjc/825165.htmlTechArticleVerify the php code of the check box as follows: Copy the code as follows: ?php /*** Verify checkbox validity in php* / $value = 'yes'; echo "input type='checkbox' name='subscribe' v...