Class week search

<?php
    //Set your timezone
    $timezone = date_default_timezone_set('UTC');

    //Pull our date in integer form, easy way to search our array.
    //$intDay = date('w',strtotime("Wednesday")); //Test code to change the date
    $intDay = date('w');



    /* Now we need a way to cycle the classes
    ** And maybe the times too, why not?
    ** So lets construct a 2D array storing all the information
    */

    $classArray = array(
        //Monday
        array ( "Class37830"),
        //Tuesday
        array ("Class27800","Class28930"),
        //Wednesday
        array ("Class37830"),
        //Thursday
        array (),
        //Friday
        array ("Class16700","Class17800","Class18900"),
        //Saturday
        array (),
        //Sunday
        array ()
    );

    /* Now we have our data stored in an array count of 7 (for each day of the week) and we have our day
    ** numeric number, ie. 0 = Monday, 1 = tuesday.. 6 = sunday.
    ** we can just do a for loop, check the contents of the 2D array on that date, and if it exisits,
    ** just echo it out
    */

    for ($i = $intDay; $i < $intDay + 7; $i++){
        /*This counter will loop above our array length, but we still want 7 days..
        ** So we set $c to be our indexer for our array to give us the final, correct date value.
        */
        $c = ($i <= 7) ? $i : $i - 7;
        //Check if our day has any classes
        if (!empty($classArray[$c])){
            //It does, so let's alert the user which date it is.
            echo "<b><p>Class for ".date('l', strtotime("Monday +$i days")). "</p></b>";
            //Then cycle the array and print out the class information
            foreach($classArray[$c] as $output){
                echo "<li>".$output."</li>";
            }
        }
    }
?>