| protected getSelectedValue ( ) : mixed | ||
| return | mixed | value string or an array of strings |
protected function getSelectedValue()
{
$value = $this->getValueAttribute();
if (!is_array($value) && !$value instanceof \Traversable) {
return $this->getOptionValueScalar($value);
}
$selectedValues = array();
foreach ($value as $selectedValueElement) {
$selectedValues[] = $this->getOptionValueScalar($selectedValueElement);
}
return $selectedValues;
}