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function is not described

Symfony\Component\CssSelector\XPath

XPathExpr::join() public WC 1.0

Joins another XPathExpr with a combiner.

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

No Hooks.

Return

$this.

Usage

$XPathExpr = new XPathExpr();
$XPathExpr->join( $combiner, $expr );
$combiner(string) (required)
-
$expr(XPathExpr) (required)
-

Code of XPathExpr::join() WC 5.4.1

<?php
public function join($combiner, XPathExpr $expr)
{
    $path = $this->__toString().$combiner;

    if ('*/' !== $expr->path) {
        $path .= $expr->path;
    }

    $this->path = $path;
    $this->element = $expr->element;
    $this->condition = $expr->condition;

    return $this;
}