How to use php+js to achieve extreme verification, drag the slider verification code to verify the form
This article is about how to use php+js to achieve extreme test, drag slider Captcha verification form content. Xiaobian thinks it is quite practical, so share it with everyone for reference. Let's follow Xiaobian and have a look.
code implementation
HTML file
Extreme slider drag Captcha-Code Farmer Community-web video sharing network
$TN.onsuccess(function(){
//Verification passed
});
php file: check.php
Main core file: TnCode.class.php
