Syntax:public DsDeque::pop (void): mixed
Parameters: this function takes no parameters.
Return value:this function returns the last deleted item from Deque.The following programs illustrate the
Ds function / Deque::pop()in PHP:
Program 1:
// Declare deque
$deck
=
new
DsDeque ([10, 20, 30, 40, 50, 60]);
echo
(
" Elements of Deque "
);
// Show Deque elements
print_r (
$deck
);
// last item in the deck
echo
(
"Last element of deque:"
);
// Use the pop() function to remove the last
// element from Deque and display it
print_r (
$deck
-> pop());
echo
(
" Elements of Deque "
);
// Show Deque elements
print_r (
$deck
);
?>
Exit:Elements of Deque DsDeque Object ([0] = > 10 [1] = > 20 [2] = > 30 [3] = > 40 [4] = > 50 [5] = > 60) Last element of deque : 60 Elements of Deque DsDeque Object ([0] = > 10 [1] = > 20 [2] = > 30 [3] = > 40 [4] = > 50)
Program 2:
// Declare deque
$deck
=
new
DsDeque ([
"engineer"
,
"for"
,
" engineer "
,
" practice "
]);
echo
(
" Elements of Deque "
);
// Show Deque elements
print_r (
$deck
);
// last item in the deck
echo
(
"Last element of deque:"
);
// Use the pop() function to remove the last
// element from Deque and display it
print_r (
$deck
-> pop());
echo
(
" Elements of Deque "
);
// Show Deque elements
print_r (
$deck
);
?>
Exit:Elements of Deque DsDeque Object ([0] = > engineer [1] = > for [2] = > engineer [3] = > practice) Last element of deque: practice Elements of Deque DsDeque Object ([0] = > engineer [1] = > for [2] = > engineer)
Link: http://php.net/manual/en/ds-deque.pop.php