FluidXml\FluidContext::setAttribute PHP Method

    public function setAttribute($name, $value = null)
    {
        if (\is_array($name)) {
            $attrs = $name;
        } else {
            $attrs = [$name => $value];
        }
        foreach ($this->nodes as $n) {
            foreach ($attrs as $k => $v) {
                if (\is_integer($k)) {
                    $k = $v;
                    $v = null;
                }
                // Algorithm 1:
                $n->setAttribute($k, $v);
                // Algorithm 2:
                // $n->setAttributeNode(new \DOMAttr($k, $v));
                // Algorithm 3:
                // $n->appendChild(new \DOMAttr($k, $v));
                // Algorithm 2 and 3 have a different behaviour
                // from Algorithm 1.
                // The attribute is still created or setted, but
                // changing the value of an existing attribute
                // changes even the order of that attribute
                // in the attribute list.
            }
        }
        return $this;
    }