[[!migxLoopCollection? &packageName=`abc` &classname=`Abc` &tpl=`templateAbc` &sortConfig=`[{"sortby":"eventdate","sortdir":"ASC"}]`]]
<blockquote> <div class="entry"> [[+eventname]] </div> </blockquote>
This question has been answered by Bruno17. See the first response.
<?php
$current_value = $modx->getOption('value',$scriptProperties,'');
$tpl = $modx->getOption('tpl',$scriptProperties,'');
$old_value = $modx->getPlaceholder('current_value');
$output = '';
if ($current_value != $old_value){
$output = $modx->getChunk($tpl,$scriptProperties);
}
$modx->setPlaceholder('current_value',$current_value);
return $output;
[[!getChunkIfNewValue? &value=`[[!+eventdate:strtotime:date=`%d/%m/%Y`]]` &idx=`[[!+idx]]` &tpl=`tplNewDate`]] <div class="entry"> [[+eventname]] </div>
<h3>[[!+value]]</h3>