Come together with the global Drupal community in Rotterdam, 28 Sept – 1 Oct 2026. Sessions, contribution, connection, and Early Bird savings until 8 June.Adding JavaScript to a Webform
Webform makes it very simple to add snippets of JavaScript to control the interaction of elements on a form. For example, fieldsets can be
Custom coding: Adding advanced validation or submit code
An example for your particular use-case would look like the following:
Custom coding: Advanced Webform Confirmation Pages
In 3.x and newer versions of Webform, the use of PHP validation and processing is deprecated because it's unsafe, but you can do whatever
Custom query: Delete submission from given date
If you need to remove all data submitted before e.g. Feb 19th 2014, you can use the below query to look up the number of submissions.
Programmatically creating a webform
Webforms cannot be easily be exported like other component such as views, content types, contexts and variables, since they are basically
Programmatically modifying a webform with hook_form_alter()
A webform node will respond to a call to hook_form_alter() just like any other form built with the Form API.
Replace a Webform fieldset (group) by a formatted table
If you have several repeating fields in fieldsets in your webform, you may want to render these in a HTML table with the header along the
Working with the Webform API (version 3.x only)
Webform includes documentation on all the public hooks it provides for other modules to utilize. The file webform_hooks.php or webform.api
