\PtypesStack

__construct()

__construct(integer  $maxsize) : \Ptypes\Stack

Stack is a last in first out (lifo) data type.

Parameters

Returns

push()

push(object  $item) 

Push (add) the item to the Stack.

Parameters

pop()

pop() 

Pop (remove) the top item from the Stack.

is_empty()

is_empty() : boolean

is_empty tests whether the stack is empty.

Returns

size()

size() : integer

Size, returns the size of the stack.

Returns

peek()

peek() : object

Peek returns the top element of the stack, returns null if the stack is empty.

Returns

count()

count() : integer

Count, same functionality as Size.

Overrides the default count function call on this class.

Returns

__toString()

__toString() : string

Overrides the default toString call on this class.

Returns