A MODX Revolution Version of Sal Sodano's RandomChunk to randomly display Chunks. Ideally used with Jason Coward's getCache.

randomChunkRevo.php

<?php
/*
 *  RandomChunk
 *  Salvatore Sodano
 *  http://salscode.com
 *  Revolution Version 2013, Jay Gilmore aka smashingred
 *  [[!RandomChunk? &chunks=`chunk1, chunk2`]]
 *  Randomly generates a chunk from a comma separated list of chunks.
 *
*/
    $chunks = str_ireplace(" ","",$chunks);
    $charray = explode(",",$chunks);
    $count = count($charray) - 1;
    $rand = rand(0,$count);
    $chunk = $charray[$rand];
    $output = $modx->getChunk($chunk);
    return $output;
?>