Learn How to Connect to a Database via PHP
Connecting to a database via PHP is an extremely important step because if your script cannot connect to its database and connect to MySQL Database Connectivity in php, your queries to the database will fail.
A good practice when using databases is to set the username, the password and the database name values at the beginning of the script code. If you need to change them later, this way you will be able to perform the change easily.
- Use the following PHP code to connect to MySQL and select a database. Replace username with your username, password with your password, and dbname with the database name:

2. After the code connects to MySQL and selects the database, you can run SQL queries and perform other operations. For example, the following PHP code runs a SQL query that extracts the last names from the employees table, and stores the result in the $result variable:
How to Connect HTML to Database With MySQL: I want to connect MySQL database in my HTML page. I want to insert and retrieve data using MySQL database, which I have created using phpMyadmin in WAMP and Xampp server.
How to Connect HTML Form to MySQL Database Using php: In this session we will design an html form ,add the data into it and submit it to the database by connecting it to MySQL database using php .
CONNECTING TO MYSQL USING PDO (PHP DATA OBJECTS):
The MySQL Improved extension can only be used with MySQL databases. PDO, on the other hand, abstracts database access and enables you to create code that can handle different types of databases.
To connect to MySQL using PDO, follow these steps:
- Use the following PHP code to connect to MySQL and select a database. Replace username with your username, password with your password, and dbname with the database name:

2. After the code connects to MySQL and selects the database, you can run SQL queries and perform other operations. For example, the following PHP code runs a SQL query that extracts the last names from the employees table, and stores the result in the $result variable:
