3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function nums() { $ary = [24,25,26,27,28,29,30,31,32]; $i = 0; foreach ($ary as $x) { $cmd = (yield $x); // yield expr if ($cmd == 'stop') { return; // exit generator } } } $gen = nums(); foreach ($gen as $value) { echo "$value\n"; if ($value == 30) { // don't let it get to 32 $gen->send('stop'); } }
Output for 5.5.0 - 5.6.28, 7.0.0 - 7.1.0
24 25 26 27 28 29 30
Output for hhvm-3.10.0 - 3.12.0
24 25 26 27 28 29 30 Fatal error: Uncaught exception 'Exception' with message 'Generator is already finished' in /in/KbMcW:20 Stack trace: #0 /in/KbMcW(20): Generator->next() #1 {main}
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$x' (T_VARIABLE) in /in/KbMcW on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/KbMcW on line 3
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 '[' in /in/KbMcW on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/KbMcW on line 3
Process exited with code 255.