do_action( 'admin_head-media-upload-popup' )

Fires when scripts enqueued for the admin header for the legacy (pre-3.5.0) media upload popup are printed.

Source

File: wp-admin/includes/media.php

View on GitHub

Related

Used By

Used By
Used By Description
wp-admin/includes/media.php: wp_iframe()

Adds the iframe to display content for the media upload page

Changelog

Changelog
Version Description
WP-2.9.0 Introduced.