Hooks
Actions
Learn about the different action hooks available within Gravity Forms. Action hooks allow you to perform additional actions when an event takes place.
Filters
Discover the different filter hooks available within Gravity Forms. You can use filters to modify data to better match your particular needs.
JavaScript
Find explanations of the various JavaScript hooks used by Gravity Forms and its add-ons.
Deprecated
Here you will find a listing of the action hooks in Gravity Forms which have been deprecated.
Articles
gform_pre_process
Allows filtering the Form Object before the form submission has begun processing.
gform_pre_process_async_notifications
The gform_pre_process_async_notifications action hook can be used to perform custom actions just before the background processor sends queued notifications.
gform_pre_render
The gform_pre_render filter is executed before the form is displayed and can be used to manipulate the Form Object prior to rendering the form.
gform_pre_replace_merge_tags
Description.
gform_pre_send_email
Use this filter to modify the email before a notification has been sent. You may also use this to prevent an email from being sent.
gform_pre_submission
This action can be used to modify the posted values prior to creating the entry.
gform_pre_submission_filter
Description.
gform_pre_validation
This filter can be used to manipulate the Form Object used during the form validation process.
gform_predefined_choices
Add new predefined choices, or deleting existing ones, for the selection fields (Checkboxes, Multiple Choice and Drop Down).
gform_preview_body_open
The “gform_preview_body_open” action is triggered when the body of the form preview page loads, allowing further actions to be done.