Ds\Map::isEmpty
(PECL ds >= 1.0.0)
Ds\Map::isEmpty — Returns whether the map is empty
Description
public Ds\Map::isEmpty(): bool
Returns whether the map is empty.
Parameters
This function has no parameters.
Return Values
Returns true if the map is empty, false otherwise.
Examples
Example #1 Ds\Map::isEmpty() example
<?php
$a = new \Ds\Map(["a" => 1, "b" => 2, "c" => 3]);
$b = new \Ds\Map();
var_dump($a->isEmpty());
var_dump($b->isEmpty());
?>
The above example will output something similar to:
bool(false) bool(true)
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