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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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About the Author: Jeetendra Singh

Jeetendra Singh is a UI Architect who has 10+ Years of Experience as Full Stack Developer. He is a Microsoft certified technology Specialist and AWS Certified Associate Architect. His Major Interests are in Mongo Db, Express Js, React Js, Node Js (MERN STACK). He build variety of applications using Mern, Mean, Node, JavaScript & jQuery