Connect to MySQL database

This tutorial will show you how to connect to mysql database. It's easy to write a script to connect to world's most popular open source database.

Syntax

mysql_connect("host", "username", "password")or die("cannot connect to server");

Overview

Define your database information, in this example use information of www.phpeasystep.com

* host="localhost" you don't have to change it. When it's on your computer or server it still be localhost

Username = phpeasystep
Password = 1234
Database = test

Example

$host="localhost";
$username="phpeasystep";
$password="1234";
$db_name="test";

mysql_connect("$host", "$username", "$password")or die("cannot connect to server");
mysql_select_db("$db_name")or die("cannot select db");

or

mysql_connect("localhost", "phpeaststep", "1234")or die("cannot connect to server");
mysql_select_db("test")or die("cannot select db");

Creating file config.php

$host="localhost";
$username="phpeasystep";
$password="1234";
$db_name="test";


mysql_connect("$host", "$username", "$password")or die("cannot connect to server");
mysql_select_db("$db_name")or die("cannot select db");


Save this code as file "config.php", connect.php or whatever you want. When you want to use this code include it to your main php file

Example

<?php

include("config.php");

$tbl_name="member";
$sql="SELECT * FROM $tbl_name";
$result=mysql_query($sql);
...

?>

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