- var_dump: documentation ( source)
<?php
$option_array[] = array(
"name" => "delivery",
"options" => array(
"sat", "sun")
);
$option_array[] = array(
"name" => "colour",
"options" => array(
"red", "blue", "green")
);
$option_array[] = array(
"name" => "size",
"options" => array(
"small", "medium", "large")
);
var_dump($option_array);