How can the PHP function array_pop() be effectively used to remove the last element from an array stored in a PHP session?
To remove the last element from an array stored in a PHP session, you can use the `array_pop()` function to remove the last element of the array. You need to retrieve the array from the session, use `array_pop()` to remove the last element, and then update the session variable with the modified array.
// Start the session
session_start();
// Retrieve the array from the session
$array = $_SESSION['my_array'];
// Remove the last element from the array
array_pop($array);
// Update the session variable with the modified array
$_SESSION['my_array'] = $array;
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