3v4l.org

run code in 200+ php & hhvm versions
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<?php $bestelId = null; $attr = array(); if($bestelId != null){ $attr['bestel_id'] = $bestelId; } $attr['track_trace'] = '2'; $attr['supplier'] = '3'; $attr['visual_status'] = '4'; print_r($attr);
based on jvg2H
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.22.0, 7.0.0 - 7.3.0beta1
Array ( [track_trace] => 2 [supplier] => 3 [visual_status] => 4 )