3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $heap = new SplMinHeap; $ins = new StdClass(); $ins->two = 2; $ins->three = 3; $ins->one = 1; $heap->insert($ins); $ins = new StdClass(); $ins->one = 1; $ins->two = 2; $ins->three = 3; $heap->insert($ins); $heap->insert([1, 1, 0]); $heap->insert([2, 2, 1]); $heap->insert([1, 2, 1]); $heap->insert([2, 1, 3]); $heap->insert([1,1,1]); $heap->insert([1, 1, 3]); foreach ($heap as $item) { echo implode(' ', $item) . "\n"; }
Output for 5.4.0 - 5.6.28, 7.0.0 - 7.1.0
1 1 0 1 1 1 1 1 3 1 2 1 2 1 3 2 2 1 Warning: implode(): Invalid arguments passed in /in/aLAEB on line 20 Warning: implode(): Invalid arguments passed in /in/aLAEB on line 20
Output for hhvm-3.10.0 - 3.12.0
1 1 0 1 1 1 1 1 3 1 2 1 2 1 3 2 2 1 Warning: Invalid operand type was used: implode() expects a container as one of the arguments in /in/aLAEB on line 20 Warning: Invalid operand type was used: implode() expects a container as one of the arguments in /in/aLAEB on line 20
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/aLAEB on line 13
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 '[', expecting ')' in /in/aLAEB on line 13
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/aLAEB on line 13
Process exited with code 255.