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run code in 200+ php & hhvm versions
Bugs & Features
<?php function gen_one_to_three() { for ($i = 1; $i <= 3; $i++) { yield $i; } } $generator = gen_one_to_three(); var_dump($generator->valid()); foreach ($generator as $value) { echo "$value\n"; } var_dump($generator->valid()); foreach ($generator as $value) { echo "$value\n"; }
based on XvCkr
Output for 7.0.0 - 7.2.0
bool(true) 1 2 3 bool(false) Fatal error: Uncaught Exception: Cannot traverse an already closed generator in /in/cfWLt:15 Stack trace: #0 {main} thrown in /in/cfWLt on line 15
Process exited with code 255.
Output for 5.5.24 - 5.6.28
bool(true) 1 2 3 bool(false) Fatal error: Uncaught exception 'Exception' with message 'Cannot traverse an already closed generator' in /in/cfWLt:15 Stack trace: #0 /in/cfWLt(15): unknown() #1 {main} thrown in /in/cfWLt on line 15
Process exited with code 255.
Output for 5.4.9 - 5.4.45
Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/cfWLt on line 5
Process exited with code 255.
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/cfWLt on line 5
Process exited with code 255.