3v4l.org

run code in 500+ PHP versions simultaneously
<?php $lookup = [ -1 => 'down', 0 => 'right', 1 => 'up', ]; foreach ([13, 0, -5] as $amount) { printf( '<h1 class="uk-text-center uk-margin-bottom-remove">%s<i class="uk-icon-caret-%s"></i></h1>', $amount, $lookup[$amount <=> 0] ); echo "\n---\n"; }
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
<h1 class="uk-text-center uk-margin-bottom-remove">13<i class="uk-icon-caret-up"></i></h1> --- <h1 class="uk-text-center uk-margin-bottom-remove">0<i class="uk-icon-caret-right"></i></h1> --- <h1 class="uk-text-center uk-margin-bottom-remove">-5<i class="uk-icon-caret-down"></i></h1> ---
preferences:
100.95 ms | 1285 KiB | 4 Q