# Multi select checkbox in a form

**URL:** <https://www.ruby-forum.com/t/multi-select-checkbox-in-a-form/168291>\
**Category:** Rails\
**Created:** [May 19, 2009, 8:55am UTC](https://www.ruby-forum.com/t/multi-select-checkbox-in-a-form/168291 "2009-05-19T08:55:56Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![doelsengupta](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/d/cc9497/32.png) [@doelsengupta](https://www.ruby-forum.com/u/doelsengupta)\
**Post date:** [May 19, 2009, 8:55am UTC](https://www.ruby-forum.com/t/multi-select-checkbox-in-a-form/168291/1 "2009-05-19T08:55:56Z")

</div>

Hi,  
How can I create a multi-select checkbox in a form with a select all  
option.  
I am currently using the check\_box\_tag but I dont know how to use the  
Select all option in it.  
Please suggest a way!

Thanx in advance!