Check that variable is an array
<?php
$yes = array('this', 'is', 'an array');

echo is_array($yes) ? 'Array' : 'not an Array';
echo "\n";

$no = 'this is a string';

echo is_array($no) ? 'Array' : 'not an Array';
?>
by გიორგი ბაკაშვილი
4 years ago
PHP
Array
PHP official doc
0
Pro tip: use ```triple backticks around text``` to write in code fences