WordPress Gravity Form Save Custom Meta Field for Advanced Custom Fields

gravity-form-save-acf

add_action("gform_after_submission_1", "acf_post_submission", 10, 2);

function acf_post_submission ($entry, $form)
{
   $post_id = $entry["post_id"];
   update_field('address1', $entry['29.1'], $post_id);
   update_field('address2', $entry['29.2'], $post_id);
   update_field('address3', $entry['29.3'], $post_id);
}

gravity-form-save-custom-meta

add_action("gform_after_submission_1", "acf_post_submission", 10, 2);

function acf_post_submission ($entry, $form)
{
   $post_id = $entry["post_id"];
   update_post_meta($post_id,'address1', $entry['29.1']);
   update_post_meta($post_id,'address2', $entry['29.2']);
   update_post_meta($post_id,'city', $entry['29.3']);
}