GoLang Ds\Collection::isEmpty

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PHP Ds\Collection::isEmpty

PHP original manual for Ds\Collection::isEmpty [ show | php.net ]

Ds\Collection::isEmpty

(PECL ds >= 1.0.0)

Ds\Collection::isEmpty — Returns whether the collection is empty

Description

abstract public bool Ds\Collection::isEmpty ( void )

Returns whether the collection is empty.

Parameters

This function has no parameters.

Return Values

Returns TRUE if the collection is empty, FALSE otherwise.

Examples

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

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

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

The above example will output something similar to:

bool(false)
bool(true)