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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

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Used By

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

Outputs the iframe to display the media upload page.

Changelog

Version Description
2.9.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/hooks/admin_head-media-upload-popup