Pre-Requisites:
1. Make a file in PHP that will contain the parameters to connect to MySQL database.
2. In text editor, save a file "dbh.php" and copy paste the code below. Note: username, password, dbname values below to be replaced by actual values as per your database.
<?php$dbServername = "localhost";$dbUser = "root";$dbpsswd = "";$dbName = "login";$conn = mysqli_connect($dbServername, $dbUser, $dbpsswd, $dbName);3. Calling or referencing dbh.php in actual html / php webpages. Sample "index.php" file is given below.
<?php include_once 'include/dbh.php';?><!DOCTYPE html><html><head> <title></title></head><body>Connecting MySQL database using PHP$conn</body></html>