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

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error)
{
    die("Connection failed: " . $conn->connect_error);
}

if(isset($_POST['Get']))
{
    $jtitle = $_POST['jobtitle'];
    $location = $_POST['location'];
    $category = $_POST['categories'];
    //Query specified database for value
    $sql = "SELECT * FROM addjob where jtitle ='$jtitle' &and; location ='$location' &and; category ='$category' " ;
    $result = $conn->query($sql);
}

if ($result->num_rows > 0) {

    // output data of each row
    while($row = $result->fetch_assoc()) {
        echo "jtitle: " . $row["jtitle"]. "location:" . $row["location"]. "category" . $row["category"]."<br>";
    }
} else {
    echo "0 results";
}

$conn->close();
?>