3v4l.org

run code in 300+ PHP versions simultaneously
<?php function fib() { try{ $a = 1; $b = 1; while(true) { list($a, $b) = list($b, $a+$b); yield $b; }} finally { echo 'closing' . PHP_EOL; } } foreach(fib() as $f) { if ($f > 7) { throw new RuntimeException('Kaboom!'); } echo $f . PHP_EOL; }
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.32
Parse error: syntax error, unexpected '+', expecting ',' or ')' in /in/TSeht on line 7
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '+', expecting ',' or ')' in /in/TSeht on line 7
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '{' in /in/TSeht on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '{' in /in/TSeht on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/TSeht on line 3
Process exited with code 255.
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230.54 ms | 1395 KiB | 123 Q