3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function a() { var_dump('a1'); yield 1; var_dump('a2'); yield 2; var_dump('a3'); } $a = a(); $a->next(); var_dump($a->send(1)); var_dump($a->send(1));
based on 2OKUd
Output for 5.5.24 - 5.6.21, 7.0.0 - 7.1.0
string(2) "a1" string(2) "a2" string(2) "a3" NULL NULL
Output for hhvm-3.12.0
string(2) "a1" string(2) "a2" string(2) "a3" NULL Fatal error: Uncaught exception 'Exception' with message 'Generator is already finished' in /in/fJIem:14 Stack trace: #0 /in/fJIem(14): Generator->send() #1 {main}
Process exited with code 255.
Output for hhvm-3.10.0
string(2) "a1" string(2) "a2" NULL string(2) "a3" NULL
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '1' (T_LNUMBER) in /in/fJIem on line 5
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_LNUMBER in /in/fJIem on line 5
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_LNUMBER in /in/fJIem on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/fJIem on line 5
Process exited with code 255.