3v4l.org

run code in 200+ php & hhvm versions
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<?php var_dump($test ?? 'Ei löydy'); var_dump(isset($test) ? $test : 'Ei löydy');
based on GVsbt
Output for 7.0.0 - 7.2.0
string(9) "Ei löydy" string(9) "Ei löydy"
Output for 5.3.20 - 5.6.28
Parse error: syntax error, unexpected '?' in /in/M01Yj on line 4
Process exited with code 255.