CREATE OWN CAPTCHA FOR YOUR WEBSITE

php script for captcha

Hi Geeks,
I am sharing you a program for creating a captcha script using php and javascript. Following are the simple steps to create captcha in php

Step 1: Create a php script named ‘captcha.php’ with following code that generate and return a captcha image.

Step 2: Now create a captcha.js file and put following code in the file.

Step 3: Now we need to create a Placeholder Element inside the form as following:

Step 4: Now after submitting you from validate the captcha was right or not. So in your form submit action use following code.

Note 1: In which page/form you are using the capcha , there should be session start in top of the file as following:

and also include the js file in your php page head section. jquery should be available before the captcha.js inclusion as following:

Note 2: PHP GD LIBRARY SHOULD BE INSTALLED ON YOUR SERVER.

 

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We are the Web Developer, technical writer and a blogger from jaipur and worked with PHP,Mysql,JavaScript,Node Js,Angular Js,Jquery,JQuery Mobile,.Net,Sql Server etc., but his language of choice is PHP & JAVASCRIPT. You can learn more and discussion with us at w3school