PHP connection issue in mac

Question

i'm using MAMP on mac os This is the error while making database connection

Fatal error: Uncaught Error: Call to undefined function mysql_connect() in /Applications/MAMP/htdocs/databases.php:3 Stack trace: #0 {main} thrown in /Applications/MAMP/htdocs/databases.php on line 3

Code used

<?php 

$connection = mysql_connect("localhost","root","");

if(!$connection)
{

    die("Database connection failed" . mysql_error());
}
?>

Answer 1

just change from

$connection = mysql_connect("localhost","root","");

to

$connection = mysqli_connect("localhost","root","");

notice the 'i' in mysqli