How To Solve Undefined index error in PHP

- 
Error

Notice: Undefined index: productid in /var/www/test/modifyform.php on
  line 32

Notice: Undefined index: name in /var/www/test/modifyform.php on line
  33

Notice: Undefined index: price in /var/www/test/modifyform.php on line
  34

Notice: Undefined index: description in /var/www/test/modifyform.php
  on line 35




Solution Use isset () function to your code just like below






<?php

if (isset($_POST['name'])) {
    $name = $_POST['name'];
}

if (isset($_POST['price'])) {
    $price = $_POST['price'];
}

if (isset($_POST['description'])) {
    $description = $_POST['description'];
}

?>

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