Ds\Stack::pop

(PECL ds >= 1.0.0)

Ds\Stack::pop — Removes and returns the value at the top of the stack.

Description

public mixed Ds\Stack::pop ( void )

Removes and returns the value at the top of the stack.

Parameters

This function has no parameters.

Return Values

The removed value which was at the top of the stack.

Errors/Exceptions

UnderflowException if empty.

Examples

Example #1 Ds\Stack::pop() example


<?php
$stack = new \Ds\Stack();

$stack->push("a");
$stack->push("b");
$stack->push("c");

var_dump($stack->pop());
var_dump($stack->pop());
var_dump($stack->pop());
?>

The above example will output something similar to:

string(1) "c"
string(1) "b"
string(1) "a"