EvalMathStack Class Reference

Collaboration diagram for EvalMathStack:

Public Member Functions
	push ($val)
	pop ()
	last ($n=1)

Data Fields
array	$stack = []
int	$count = 0

Detailed Description

Definition at line 453 of file class.EvalMath.php.

Member Function Documentation

last()

EvalMathStack::last

(

$n = 1

)

Definition at line 473 of file class.EvalMath.php.

References null.

    {
        if (isset($this->stack[$this->count - $n])) {
            return $this->stack[$this->count - $n];
        }
        return null;
    }

pop()

EvalMathStack::pop

(

)

Definition at line 464 of file class.EvalMath.php.

References null.

    {
        if ($this->count > 0) {
            $this->count--;
            return $this->stack[$this->count];
        }
        return null;
    }

push()

EvalMathStack::push

(

$val

)

Definition at line 458 of file class.EvalMath.php.

                              : void
    {
        $this->stack[$this->count] = $val;
        $this->count++;
    }

Field Documentation

$count

int EvalMathStack::$count = 0

Definition at line 456 of file class.EvalMath.php.

$stack

array EvalMathStack::$stack = []

Definition at line 455 of file class.EvalMath.php.

---

The documentation for this class was generated from the following file:

• components/ILIAS/Math/classes/class.EvalMath.php