PHP | Ds\Vector pop() Function
The Ds\Vector::pop() function is an inbuilt function in PHP which is used to remove the last element of a vector and return it.
Syntax:
mixed public Ds\Vector::pop( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns the last element which removed from the vector.
Below programs illustrate the Ds\Vector::pop() function in PHP:
Program 1:
<?php
$arr1 = new \Ds\Vector([10, 20, 30, 40, 50]);
echo ( "Original vector elements\n" );
print_r( $arr1 );
echo ( "Last element in vector: " );
var_dump( $arr1 ->pop());
echo ( "\nVector after removing the last element\n" );
print_r( $arr1 );
?>
|
Output:
Original vector elements
Ds\Vector Object
(
[0] => 10
[1] => 20
[2] => 30
[3] => 40
[4] => 50
)
Last element in vector: int(50)
Vector after removing the last element
Ds\Vector Object
(
[0] => 10
[1] => 20
[2] => 30
[3] => 40
)
Program 2:
<?php
$arr1 = new \Ds\Vector([ "geeks" , "for" , "geeks" ]);
echo ( "Original vector elements\n" );
print_r( $arr1 );
echo ( "Last element in vector: " );
var_dump( $arr1 ->pop());
echo ( "\nVector after removing the last element\n" );
print_r( $arr1 );
?>
|
Output:
Original vector elements
Ds\Vector Object
(
[0] => geeks
[1] => for
[2] => geeks
)
Last element in vector: string(5) "geeks"
Vector after removing the last element
Ds\Vector Object
(
[0] => geeks
[1] => for
)
Reference: http://php.net/manual/en/ds-vector.pop.php
Last Updated :
22 Aug, 2019
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