WP_Customize_Custom_CSS_Setting::preview()

Add filter to preview post value.

Return

(bool) False when preview short-circuits due no change needing to be previewed.

Source

File: wp-includes/customize/class-wp-customize-custom-css-setting.php

public function preview() {
		if ( $this->is_previewed ) {
			return false;
		}
		$this->is_previewed = true;
		add_filter( 'wp_get_custom_css', array( $this, 'filter_previewed_wp_get_custom_css' ), 9, 2 );
		return true;
	}

Changelog

Version Description
4.7.9 Introduced.

© 2003–2021 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_customize_custom_css_setting/preview