how to store and retrieve array from Session variable using php?

Here is simple code to illustrate use of session to store array that can be used in other script.
<?php

session_start();

$_SESSION['type'] = "ikhlaque";
$_SESSION['colors'] = array("black", "silver", "red");

if (isset($_SESSION['type']) && isset($_SESSION['colors'])) {

echo "You would like a " , $_SESSION['type'] , " in " ,
implode(" and ", $_SESSION['colors']);
}
?>
It will output 'You would like a ikhlaque in black and silver and red'

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