Using JavaScript with custom fields

JavaScript can be used to manipulate the HTML of custom fields. By adding JavaScript code in the custom field description and wrapping the code in <script> tags, Jira will execute the code when the custom field is rendered.

In this recipe, we will look at another way of removing the None option from select list custom fields.

Getting ready

This recipe uses the jQuery JavaScript library, which is bundled with Jira. If you are not familiar with jQuery, you can find the documentation at http://jquery.com.

We will also need to use the custom field's ID in our script, so you will need to have that handy. You can find the ID by going to the Custom fields page, clicking on the Edit link...