WordPress at a glance
function is not described

Symfony\Component\CssSelector

CssSelectorConverter::__construct() public WC 1.0

{} It's a method of the class: CssSelectorConverter{}

No Hooks.

Return

null. Nothing.

Usage

$CssSelectorConverter = new CssSelectorConverter();
$CssSelectorConverter->__construct( $html );
$html(true|false)
Whether HTML support should be enabled. Disable it for XML documents

Code of CssSelectorConverter::__construct() WC 5.4.1

<?php
public function __construct($html = true)
{
    $this->translator = new Translator();

    if ($html) {
        $this->translator->registerExtension(new HtmlExtension($this->translator));
    }

    $this->translator
        ->registerParserShortcut(new EmptyStringParser())
        ->registerParserShortcut(new ElementParser())
        ->registerParserShortcut(new ClassParser())
        ->registerParserShortcut(new HashParser())
    ;
}