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<?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 $ex) { echo "Caught Exception (main)\n"; }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
Making GenClass Destroying GenClass Caught Exception (outer)
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Parse error: syntax error, unexpected '$x' (T_VARIABLE) in /in/V04PK on line 12
Process exited with code 255.
preferences:
197.71 ms | 402 KiB | 328 Q