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WP_Screen::is_block_editor( bool $set = null )

Sets or returns whether the block editor is loading on the current screen.

Parameters

$set

(bool) (Optional) Sets whether the block editor is loading on the current screen or not.

Default value: null

Return

(bool) True if the block editor is being loaded, false otherwise.

Source

File: wp-admin/includes/class-wp-screen.php

public function is_block_editor( $set = null ) {
		if ( null !== $set ) {
			$this->is_block_editor = (bool) $set;
		}

		return $this->is_block_editor;
	}

Changelog

Version Description
5.0.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_screen/is_block_editor