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Ds\Set::isEmpty

Contents

(PECL ds >= 1.0.0)

Ds\Set::isEmpty — Returns whether the set is empty

Description

public Ds\Set::isEmpty ( void ) : bool

Returns whether the set is empty.

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Parameters

This function has no parameters.

PHP: Ds\Set::isEmpty - Manual Home of Manuel PHP  Contents Haut

Return Values

Returns TRUE if the set is empty, FALSE otherwise.

PHP: Ds\Set::isEmpty - Manual Home of Manuel PHP  Contents Haut

Examples

Example #1 Ds\Set::isEmpty() example

<?php
$a = new \Ds\Set([1, 2, 3]);
$b = new \Ds\Set();

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

The above example will output something similar to:

bool(false)
bool(true)
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Document created the 30/01/2003, last modified the 26/10/2018
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References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

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