Outputs the formatted file list for the plugin file editor.

Outputs the formatted file list for the theme file editor.

Adds the latest Heartbeat and REST-API nonce to the Heartbeat response.

Checks lock status on the New/Edit Post screen and refresh the lock.

Checks nonce expiration on the New/Edit Post screen and refresh if needed.

Resets global variables based on $_GET and $_POST.

Filters the admin referrer policy header value.

Filters the viewport meta in the admin.

Filters the list of functions and classes to be ignored from the documentation lookup.

Filters whether Apache and mod_rewrite are present.