Ds\Set::isEmpty

(PECL ds >= 1.0.0)

Ds\Set::isEmptyReturns whether the set is empty

Description

public bool Ds\Set::isEmpty ( void )

Returns whether the set is empty.

Parameters

This function has no parameters.

Return Values

Returns TRUE if the set is empty, FALSE otherwise.

Examples

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

<?php
$a 
= new \Ds\Set([123]);
$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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