===== hidden_field =====
**Syntax:**\\
$form_helper->hidden_field( $object_name, [ $column_name ], [ $options ])
**Description: **\\
Produces an input tag of the "hidden" type tailored for accessing the attribute identified by $column_name on the object $object_name.
Additional options are to be passed as an array with $options.\\
Options:
* 'disabled' - If set to true, the user will not be able to use this input.
* 'size' - The number of visible characters that will fit in the input.
* 'maxlength' - The maximum number of characters that the browser will allow the user to enter.
**Example: **\\
$form_helper->hidden_field("post", "opinion", array("size" => 20));
produces this PHP code:
===== hidden_field_tag =====
**Syntax:**\\
$form_helper_tag->hidden_field_tag( $name, [ $value ], [ $options ])
**Description: **\\
Produces an input tag of the "hidden" type. Processing of this input will have to be done in helper code or in the controller.\\
Options:
* 'disabled' - If set to true, the user will not be able to use this input.
* 'size' - The number of visible characters that will fit in the input.
* 'maxlength' - The maximum number of characters that the browser will allow the user to enter.