Mini Shell

<?php
$servername = "localhost";
$username = "root";
$password = "1234";
$dbname = "test";
$output = "";

// Create connection
$conn = mysqli_connect($servername, $username, $password, $dbname);
 mysqli_query( $conn, "SET NAMES UTF8" );
// Check connection
if (!$conn) {
    die("Connection failed: " . mysqli_connect_error());
}
$year = $_POST['year'];
$idsk = $_POST['search'];
$formula = $_POST['formula'];

$sql = "SELECT DISTINCT fl.name_formula as'สูตร',t1.sack as'กระสอบ', t2.sum as'46-0-0',t3.sum as'18-46-0',t4.sum as'0-0-60'
FROM sahakorn AS sk
INNER JOIN sahakorn_process AS t1 ON t1.sahakornID=sk.sahakornID
INNER JOIN sahakorn_process AS t2 ON t2.S_mother_pui='46-0-0' AND t2.sahakornID=sk.sahakornID AND t1.sack=t2.sack AND t1.formulaID=t2.formulaID AND t1.`year`=t2.`year`
INNER JOIN sahakorn_process AS t3 ON t3.S_mother_pui='18-46-0' AND t3.sahakornID=sk.sahakornID AND t2.sack=t3.sack AND t2.formulaID=t3.formulaID AND t2.`year`=t3.`year`
INNER JOIN sahakorn_process AS t4 ON t4.S_mother_pui='0-0-60' AND t4.sahakornID=sk.sahakornID AND t3.sack=t4.sack AND t3.formulaID=t4.formulaID AND t3.`year`=t4.`year`
INNER JOIN formula AS fl ON fl.formulaID=t1.formulaID WHERE t1.sahakornID = $idsk AND t1.`year` = $year AND t1.formulaID = $formula "
;
$result = mysqli_query($conn, $sql);

if (mysqli_num_rows($result) > 0) {
$output .= "<table class='table'><tr>
<td>สูตร</td>
<td>กระสอบ</td>
<td>46-0-0</td>
<td>18-46-0</td>
<td>0-0-60</td>
</tr>";


    while($row = mysqli_fetch_assoc($result)) {
        $output .= "<tr><td>".$row['สูตร']."</td><td>".$row['กระสอบ']."</td><td>".$row['46-0-0']."</td><td>".$row['18-46-0']."</td><td>".$row['0-0-60']."</td></tr>";
		
    }
	echo "$output";
} 


mysqli_close($conn);
?>