PHP | Ds\Vector sum() Function
The Ds\Vector::sum() function is an inbuilt function in PHP which returns the sum of all the elements of the vector.
Syntax:
number public Ds\Vector::sum( void )
Parameters: This function does not accept any parameter.
Return Value: This function returns the sum of all elements in the vector. The sum can be of int or float type depending on the vector elements.
Below programs illustrate the Ds\Vector::sum() function in PHP:
Program 1:
<?php
$arr = new \Ds\Vector([3, 6, 1, 2, 9, 7]);
echo ( "Original vector:\n" );
var_dump( $arr );
echo ( "\nSum of elements:\n" );
var_dump( $arr ->sum());
?>
|
Output:
Original vector:
object(Ds\Vector)#1 (6) {
[0]=>
int(3)
[1]=>
int(6)
[2]=>
int(1)
[3]=>
int(2)
[4]=>
int(9)
[5]=>
int(7)
}
Sum of elements:
int(28)
Program 2:
<?php
$arr = new \Ds\Vector([3.5, 6, 1, 2.7, 9, 7.3]);
echo ( "Original vector:\n" );
print_r( $arr );
echo ( "\nSum of elements: " );
print_r( $arr ->sum());
?>
|
Output:
Original vector:
Ds\Vector Object
(
[0] => 3.5
[1] => 6
[2] => 1
[3] => 2.7
[4] => 9
[5] => 7.3
)
Sum of elements: 29.5
Reference: http://php.net/manual/en/ds-vector.sum.php
Last Updated :
22 Aug, 2019
Like Article
Save Article
Share your thoughts in the comments
Please Login to comment...