- print_r: documentation ( source)
- array_filter: documentation ( source)
- in_array: documentation ( source)
<?php
$categories = array('Movie');
$reviews = array(
array('category' => 'Movie'),
array('category' => 'Movie'),
array('category' => 'Movie'),
array('category' => 'Movie'),
array('category' => 'Game')
);
print_r($reviews);
// The issue WAS I'm not use ($categories) here...
$filtered = array_filter($reviews, function($review) {
return in_array($review['category'], $categories) === NULL;
});
print_r($filtered);