3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php class FooBar implements Iterator { function __construct() { echo "Constructing new FooBar\n"; } function __destruct() { echo "Destructing FooBar\n"; } function current () { throw new Exception; } function key () { return 0; } function next () {} function rewind () {} function valid () { return true; } } function foo() { try { $f = new FooBar; yield from $f; } catch (Exception $e) { echo "[foo()] Caught Exception\n"; } } function bar() { echo "Starting bar()\n"; $x = foo(); try { var_dump($x->current()); } catch (Exception $e) { var_dump($x->key()); echo "Caught Exception\n"; } echo "Unsetting \$x\n"; unset($x); echo "Finishing bar()\n"; } bar();
based on sgtIu
Output for 7.0.1 - 7.2.0
Starting bar() Constructing new FooBar [foo()] Caught Exception Destructing FooBar NULL Unsetting $x Finishing bar()
Output for 7.0.0
Starting bar() Constructing new FooBar Destructing FooBar NULL Caught Exception Unsetting $x Finishing bar()
Output for 5.5.24 - 5.6.28
Parse error: syntax error, unexpected '$f' (T_VARIABLE) in /in/2c5Aq on line 16
Process exited with code 255.
Output for 5.4.10 - 5.4.45
Parse error: syntax error, unexpected 'from' (T_STRING) in /in/2c5Aq on line 16
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected T_STRING in /in/2c5Aq on line 16
Process exited with code 255.