php - how to hide an array type of entity in a form in symfony2 -

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i have array type in entity want add form type hidden field. tried following doesnt work. kills browser.

any appreciated. 

//entity     class test{           /**          * @orm\column(name="test_image_files", type="array",nullable=true)          */         private $testimages;            /**          * @return mixed          */         public function gettestimages()         {             return $this->testimages;         }          /**          * @param mixed $testimages          */         public function settestimages($testimages)         {             $this->testimages = $testimages;         }      }

// formtype

class testtype extends abstracttype {     public function buildform(formbuilderinterface $builder, array $options)     {         $builder->add('testimages','hidden');     } }

//twig

{{ form_widget(form.testimages) }}

this handle current situation,

echo form_widget(form.testimages) inside <div style="display:none"></div>.

i hope helps.


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