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Form API Internal Workflow Illustration
Last updated on
25 September 2025
Drupal 7 will no longer be supported after January 5, 2025. Learn more and find resources for Drupal 7 sites
This workflow actually includes some of the nodeapi hooks as well as FAPI workflow to help illustrate the places where form elements can be manipulated.
Drupal 8+
See the Form API Internal Workflow page in the new Form API guide.
Drupal 7
Complete FAPI workflow for Drupal 7.x. It's grouped by phases. Rebuild form and AJAX calls flows reference those phases. Click to enlarge.
Drupal 6 and 5
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