public function init()
{
parent::init();
$this->clientOptions = ['options' => $this->makeReadyForSelectize(), 'items' => is_array($this->selectedItems) ? $this->selectedItems : [$this->selectedItems], 'valueField' => $this->valueField, 'labelField' => $this->labelField, 'searchField' => is_array($this->searchField) ? $this->searchField : [$this->searchField]];
}
