3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function generate_ints($n){ foreach ( range(0,$n-1) as $number) { yield $number; } } $gen = generate_ints(10); // iterable object can be used in foreach foreach ($gen as $g) { echo '<span style="color:blue">',$gen->current(),'</span>'; $gen->next(); // result: even numbered output }
Output for 5.5.0 - 7.1.0
<span style="color:blue">0</span><span style="color:blue">2</span><span style="color:blue">4</span><span style="color:blue">6</span><span style="color:blue">8</span>
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$number' (T_VARIABLE) in /in/Xg4dX 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_VARIABLE in /in/Xg4dX 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_VARIABLE in /in/Xg4dX on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/Xg4dX on line 5
Process exited with code 255.