XAMPP (PHP)

<?php

    echo "Salam, Mohd Nizam ...<br><br>" ;

    $servername = "localhost";

    $username = "root";

    $password = "";

    $database = "tutorial";

    // Create connection

    $conn = new mysqli($servername, $username, $password, $database);

    // Check connection

    if ($conn->connect_error) {

      die("Connection failed: " . $conn->connect_error);

    }

    echo "Connected successfully <br><br>";

?>

<?php

    include('api.php');

    $sql = "SELECT * FROM users";    

    $result = mysqli_query($conn, $sql);

    $all = mysqli_fetch_all($result, MYSQLI_ASSOC);

    echo json_encode($all);

    $conn->close();

?>

<?php

    include('api.php');

    $id = 5;

    $sql =   mysqli_query($conn,"DELETE FROM users WHERE id=".$id);

    echo "Delete successfully";

    $conn->close();

?>