<?php if ($this->params['class']) // getParams and setParams only if something to add { $app = JFactory::getApplication(); $pageClass = $app->getParams()['pageclass_sfx']; if (!empty($pageClass)) // isset and not an empty string { $pageClass .= ' ' . $this->params['class']; // append new class } else { $pageClass = $this->params['class']; // declare new class } $app->setParams($pageClass); }
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Value for `_results` contains invalid data `array`