Lines Matching refs:stack

35      * @var array Run stack
37     private $stack = [];
51         array_push($this->stack, [0, $this->getTree(), false]);
93         $topStack = array_pop($this->stack);
95         array_push($this->stack, $topStack);
105         return end($this->stack)[2];
123         $topTree = end($this->stack); // never pop a value from stack
141                 array_push($this->stack, [0, $newStack, false]);
143                 array_pop($this->stack);
148                 array_push($this->stack, [0, $newStack, false]);
150                 array_pop($this->stack);
177             $newStack = array_pop($this->stack);
180             array_push($this->stack, $newStack);
193         $topTree = end($this->stack); //This method never pop a value from stack
208             $newStack = array_pop($this->stack);
211             array_push($this->stack, $newStack);