FieldType :: setMultiple: Bitrix method

      
<?php 
//  Bitrix\Bizproc\FieldType :: setMultiple()
//  /dist/bitrix/modules/bizproc/lib/fieldtype.php:215

    public function setMultiple($value)
    {
        $this->property['Multiple'] = (bool)$value;
        return $this;
    }