wp-admin/includes/template.php:2796Outputs a notice when editing the page for posts (internal use only).
function _wp_posts_page_notice() { wp_admin_notice( __( 'You are currently editing the page that shows your latest posts.' ), array( 'type' => 'warning', 'additional_classes' => array( 'inline' ), ) );}Introduced in 4.2.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-admin/includes/template.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.