3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class GenClass { function __construct() { echo "Making GenClass\n"; } function __destruct() { echo "Destroying GenClass\n"; } function genInner() { throw new Exception; yield 5; } } function genOuter() { $x = (new GenClass)->genInner(); // $x is now a generator containing the only reference to a GenClass try { yield from $x; } catch (Exception $ex) { echo "Caught Exception (outer)\n"; } } $o = genOuter(); try { $o->next(); } catch (Exception $ex) { echo "Caught Exception (main)\n"; }
Output for 7.0.0 - 7.2.0
Making GenClass Destroying GenClass Caught Exception (outer)
Output for 5.5.24 - 5.6.28
Parse error: syntax error, unexpected '$x' (T_VARIABLE) in /in/V04PK on line 12
Process exited with code 255.
Output for 5.4.10 - 5.4.45
Parse error: syntax error, unexpected '5' (T_LNUMBER) in /in/V04PK on line 6
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected T_LNUMBER in /in/V04PK on line 6
Process exited with code 255.