EYeNFw - Online PHP Interpreter & Debugging Tool

<?php

$s3Videos = [
	['er'=> 'er1','br'=> 'br1'],
	['er'=> 'er2','br'=> 'br2'],
	['er'=> 'er3','br'=> 'br3'],
	['er'=> null,'br'=> null],

	];
	$s3VideosValues = array_map(function($item) {
                    return array_values($item);
                }, $s3Videos);

$simples3Videos = array_values(array_filter(array_merge([], ...$s3VideosValues)));
    var_export($s3VideosValues);