wp-login.php:464Outputs the viewport meta tag for the login page.
function wp_login_viewport_meta() { ?> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <?php}Introduced in 3.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-login.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.