Ds\Vector::sum
(PECL ds >= 1.0.0)
Ds\Vector::sum — Returns the sum of all values in the vector
Descrição
public Ds\Vector::sum
(
) : int|float
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
$vector = new \Ds\Vector([1, 2, 3]);
var_dump($vector->sum());
?>
O exemplo acima irá imprimir algo similar à:
int(6)
Exemplo #2 Ds\Vector::sum() float example
<?php
$vector = new \Ds\Vector([1, 2.5, 3]);
var_dump($vector->sum());
?>
O exemplo acima irá imprimir algo similar à:
float(6.5)
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