Action hook 'pre-upload-ui'

in WP Core File wp-admin/includes/media.php at line 2150

Description

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

Occurrences

Filename Line Number
wp-admin/includes/media.php 2150
wp-includes/media-template.php 274

PHP Doc

/**
	 * Fires just before the legacy (pre-3.5.0) upload interface is loaded.
	 *
	 * @since 2.6.0
	 */