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;
	}

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Related

Uses

Uses
Uses Description
wp-includes/plugin.php: add_filter()

Hook a function or method to a specific filter action.

Changelog

Changelog
Version Description
WP-4.7.9 Introduced.