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run code in 300+ PHP versions simultaneously
<?php $pinned = 1; $fullTextEnabled = null; $updateMode = 0; $attributes = [ 'pinned' => $pinned, 'fullTextEnabled' => $fullTextEnabled, 'updateMode' => $updateMode ]; $diff = array_filter($attributes, 'is_null'); var_dump($diff);
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(1) { ["fullTextEnabled"]=> NULL }
preferences:
178.3 ms | 404 KiB | 270 Q