3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $in = [ [1, 2], [1, 1], [2, 1] ]; foreach ($in as $pair) { list($a, $b) = $pair; var_dump([$a, $b, $a <=> $b]); }
based on mHCU1
Output for 7.0.0 - 7.2.0
array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(-1) } array(3) { [0]=> int(1) [1]=> int(1) [2]=> int(0) } array(3) { [0]=> int(2) [1]=> int(1) [2]=> int(1) }
Output for 5.4.10 - 5.6.28
Parse error: syntax error, unexpected '>' in /in/sHe1j on line 11
Process exited with code 255.
Output for 5.3.20 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/sHe1j on line 3
Process exited with code 255.