How to check if an Array is Empty in PHP - Step by Step Examples

How to check if an Array is Empty in PHP ?

To check if an array is empty in PHP, you can use the empty() function or check its count() function result.

In this example,

We create an array named numbers with some elements.
We check if the array is empty using the empty() function and store the result in the variable isEmpty.
Finally, we echo whether the array is empty or not.

<?php 
$numbers = [1, 2, 3];
$isEmpty = empty($numbers);
echo 'Array is empty: ' . ($isEmpty ? 'true' : 'false');
?>

Array is empty: false

In this example,

We create an empty array named emptyArray.
We check if the array is empty using the empty() function and store the result in the variable isEmpty.
Finally, we echo whether the array is empty or not.

<?php 
$emptyArray = [];
$isEmpty = empty($emptyArray);
echo 'Array is empty: ' . ($isEmpty ? 'true' : 'false');
?>

Array is empty: true

In this tutorial, we learned How to check if an Array is Empty in PHP language with well detailed examples.