Check Email Already Exists with jQuery Ajax

Step 1: Create a Database First create a database named ‘email_exists’ you can change if you want, and create a table named ‘users’ and fields.

CREATE
TABLE `users` ( `first_name` varchar(50)
NOT NULL, `last_name` varchar(50)
NOT NULL, `email` varchar(50)
NOT NULL);

Step 2: Create Database Connection Create file name ‘database.php’ to connect from the mysql database we have assigning the database credentials, MySQL host, user, password and database name the ‘email_exists’.

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