Custom Form Tag Development in Contact Form 7 — a practical guide to Contact Form 7 custom form tag with clear examples you can reuse in real projects.
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Short description
Custom tags need generator UI (optional), rendering callback, and validation support.
Register tag sketch
add_action('wpcf7_init', function () {
wpcf7_add_form_tag('acme_rating', 'acme_rating_handler', ['name-attr' => true]);
});