PHP 7.2.25 Released

Ds\Pair::isEmpty

(No version information available, might only be in Git)

Ds\Pair::isEmptyReturns whether the pair is empty

Descrierea

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

Returns whether the pair is empty.

Parametri

Această funcție nu are parametri.

Valorile întoarse

Returns TRUE if the pair is empty, FALSE otherwise.

Exemple

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

<?php
$a 
= new \Ds\Pair("a"1);
$b = new \Ds\Pair();

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

Exemplul de mai sus va afișa ceva similar cu:

bool(false)
bool(true)
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