Update README.md

Author: akshaykurhekar

README.md

@@ -1,2 +1,22 @@
-# connection-of-SQL-database-using-PHP
-Database Connectivity using Mysqli and PDO method in PHP
+<!-- conection for database using mysqli for local host -->
+
+<?php
+
+$con = mysqli_connect("localhost","root","password","database_name");
+
+?>	
+
+<!-- connection by PDO -->
+
+<?php
+ 	$user='root';
+ 	$pass='';
+    $dbname='database_name';
+	
+    $conn = new PDO('mysql:host=localhost;dbname= database_name', $user, $pass);
+	if (!$conn) {
+		die("Connection failed: " . $conn->connect_error);
+	}
+  	$conn->setAttribute(PDO::ATTR_DEFAULT_FETCH_MODE, PDO::FETCH_ASSOC);
+?>
+