<?php
$servername = "localhost";
$username = "root";
$password = "choodida";
$dbname = "mydb";

try {
    $conn = new PDO("mysql:host=$servername;dbname=$dbname", $username, $password);
    // set the PDO error mode to exception
    $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
    $stmt = $conn->prepare("INSERT INTO MyGuests (name, age, sex,result)
    VALUES (:name, :age, :sex,:result)");
    $stmt->bindParam(':name', $name);
    $stmt->bindParam(':age', $age);
    $stmt->bindParam(':sex', $sex);
	$stmt->bindParam(':result', $result);
    $name = $_POST["name"];
    $age =  $_POST["age"];
    $sex = $_POST["sex"];
	$result = $_POST["result"];
    // use exec() because no results are returned
    $stmt->execute();
    echo "New record created successfully";
    }
catch(PDOException $e)
    {
    echo $sql . "<br>" . $e->getMessage();
    }

$conn = null;
?>