stringHelper = $stringHelper; parent::__construct($context, $data); } /** * Renders a column * * @param \Magento\Framework\DataObject $row * @return string */ public function render(\Magento\Framework\DataObject $row) { $value = $row->getData($this->getColumn()->getIndex()); if ($this->stringHelper->strlen($value) > 30) { $value = '' . $this->escapeHtml( $this->filterManager->truncate($value, ['length' => 30]) ) . ''; } else { $value = $this->escapeHtml($value); } return $value; } }