do_action( 'pre-upload-ui' )

Fires just before the legacy (pre-3.5.0) upload interface is loaded.

Source

File: wp-admin/includes/media.php

View on GitHub

Related

Used By

Used By
Used By Description
wp-includes/media-template.php: wp_print_media_templates()

Prints the templates used in the media manager.
wp-admin/includes/media.php: media_upload_form()

Outputs the legacy media upload form.

Changelog

Changelog
Version Description
WP-2.6.0 Introduced.