wp-admin/includes/meta-boxes.php:847Displays comments status form fields.
$postWP_PostOne hook fires while post_comment_status_meta_box() runs, in this order:
Fires at the end of the Discussion meta box on the post editing screen.
function post_comment_status_meta_box( $post ) { ?><input name="advanced_view" type="hidden" value="1" /><p class="meta-options"> <label for="comment_status" class="selectit"><input name="comment_status" type="checkbox" id="comment_status" value="open" <?php checked( $post->comment_status, 'open' ); ?> /> <?php _e( 'Allow comments' ); ?></label><br /> <label for="ping_status" class="selectit"><input name="ping_status" type="checkbox" id="ping_status" value="open" <?php checked( $post->ping_status, 'open' ); ?> /> <?php printf( /* translators: %s: Documentation URL. */ __( 'Allow <a href="%s">trackbacks and pingbacks</a>' ), __( 'https://wordpress.org/documentation/article/introduction-to-blogging/#managing-comments' ) ); ?> </label> <?php /** * Fires at the end of the Discussion meta box on the post editing screen. * * @since 3.1.0 * * @param WP_Post $post WP_Post object for the current post. */ do_action( 'post_comment_status_meta_box-options', $post ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores ?></p> <?php}Introduced in 2.6.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/meta-boxes.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.