| private static backupVariables ( array $variables, TYPO3\CMS\Fluid\Core\ViewHelper\TemplateVariableContainer $templateVariableContainer ) : array | ||
| $variables | array | |
| $templateVariableContainer | TYPO3\CMS\Fluid\Core\ViewHelper\TemplateVariableContainer | |
| return | array | |
private static function backupVariables(array $variables, $templateVariableContainer)
{
$backups = [];
foreach ($variables as $variableName => $variableValue) {
if (true === $templateVariableContainer->exists($variableName)) {
$backups[$variableName] = $templateVariableContainer->get($variableName);
$templateVariableContainer->remove($variableName);
}
$templateVariableContainer->add($variableName, $variableValue);
}
return $backups;
}