Retrieves a specific component from a parsed URL array.

Parameters

$url_partsarray|falserequired

The parsed URL. Can be false if the URL failed to parse.

$componentintoptional

The specific component to retrieve. Use one of the PHP predefined constants to specify which one.
Defaults to -1 (= return all parts as an array).

Default:-1

Return

Source

function _get_component_from_parsed_url_array( $url_parts, $component = -1 ) {
	if ( -1 === $component ) {
		return $url_parts;
	}

	$key = _wp_translate_php_url_constant_to_key( $component );
	if ( false !== $key && is_array( $url_parts ) && isset( $url_parts[ $key ] ) ) {
		return $url_parts[ $key ];
	} else {
		return null;
	}
}

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