Ds\Set::diff

(PECL ds >= 1.0.0)

Ds\Set::diffCreates a new set using values that aren't in another set

Descripción

public Ds\Set::diff ( Ds\Set $set ) : Ds\Set

Creates a new set using values that aren't in another set.

A \ B = {x ∈ A | x ∉ B}

Parámetros

set

Set containing the values to exclude.

Valores devueltos

A new set containing all values that were not in the other set.

See Also

Ejemplos

Ejemplo #1 Ds\Set::diff() example

<?php
$a 
= new \Ds\Set([123]);
$b = new \Ds\Set([345]);

var_dump($a->diff($b));
?>

El resultado del ejemplo sería algo similar a:

object(Ds\Set)#3 (2) {
  [0]=>
  int(1)
  [1]=>
  int(2)
}
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