3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function gen() { yield 'foo'; yield 'bar'; } $gen = gen(); var_dump($gen->send('something'));
Output for 5.5.0 - 5.6.30, 7.0.0 - 7.2.0
string(3) "bar"
Output for hhvm-3.11.1 - 3.21.0
NULL
Output for hhvm-3.10.1
Fatal error: Uncaught exception 'Exception' with message 'Need to call next() first' in /in/dD8uB:9 Stack trace: #0 /in/dD8uB(9): Generator->send() #1 {main}
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected ''foo'' (T_CONSTANT_ENCAPSED_STRING) in /in/dD8uB on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/dD8uB on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_CONSTANT_ENCAPSED_STRING in /in/dD8uB on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/dD8uB on line 4
Process exited with code 255.