Lines Matching defs:firstChild

40     protected ?Node $firstChild = null;
111             $sibling->parent->firstChild = $sibling;
127             $this->parent->firstChild = $this->next;
144         return $this->firstChild !== null;
147     public function firstChild(): ?Node
149         return $this->firstChild;
163         for ($current = $this->firstChild; $current !== null; $current = $current->next) {
177             $this->lastChild = $this->firstChild = $child;
186         if ($this->firstChild) {
187             $this->firstChild->insertBefore($child);
191             $this->lastChild = $this->firstChild = $child;
204         $this->firstChild = $this->lastChild = null;