Ds\Vector::sum

(PECL ds >= 1.0.0)

Ds\Vector::sumReturns the sum of all values in the vector

Descrição

public Ds\Vector::sum ( void ) : number

Returns the sum of all values in the vector.

Nota:

Arrays and objects are considered equal to zero when calculating the sum.

Parâmetros

Esta função não possui parâmetros.

Valor Retornado

The sum of all the values in the vector as either a float or int depending on the values in the vector.

Exemplos

Exemplo #1 Ds\Vector::sum() integer example

<?php
$vector 
= new \Ds\Vector([123]);
var_dump($vector->sum());
?>

O exemplo acima irá imprimir algo similar à:

int(6)

Exemplo #2 Ds\Vector::sum() float example

<?php
$vector 
= new \Ds\Vector([12.53]);
var_dump($vector->sum());
?>

O exemplo acima irá imprimir algo similar à:

float(6.5)
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