WP_Theme_JSON::prepend_to_selector() │ protected static │ WP 6.3.0

Prepends a sub-selector to an existing one.

Given the compounded $selector "h1, h2, h3" and the $to_prepend selector ".some-class " the result will be ".some-class h1, .some-class h2, .some-class h3".

Method of the class: WP_Theme_JSON{}

No Hooks.

Return

String. The new selector.

Usage

$result = WP_Theme_JSON::prepend_to_selector( $selector, $to_prepend );

$selector(string) (required)

Original selector.

$to_prepend(string) (required)

Selector to prepend.

Changelog

WP_Theme_JSON::prepend_to_selector() WP Theme JSON::prepend to selector code ^{WP 6.6.2}

protected static function prepend_to_selector( $selector, $to_prepend ) {
	if ( ! str_contains( $selector, ',' ) ) {
		return $to_prepend . $selector;
	}
	$new_selectors = array();
	$selectors     = explode( ',', $selector );
	foreach ( $selectors as $sel ) {
		$new_selectors[] = $to_prepend . $sel;
	}
	return implode( ',', $new_selectors );
}