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run code in 150+ php & hhvm versions
Bugs & Features
<?php class Node implements Countable { private $nodes = []; public function __construct(array $nodes = []) { $this->nodes = $nodes; } public function getCount() { return count($this->nodes); } public function getCountRecursive() { $count = 0; foreach ($this->nodes as $node) { $count += ($node->getCountRecursive() + 1); } return $count; } public function count($mode) { if ($mode === COUNT_RECURSIVE) { return $this->getCountRecursive(); } return $this->getCount(); } } $node = new Node([ new Node([ new Node([ new Node([ new Node(), new Node(), new Node(), ]); new Node(), new Node(), ]); new Node(), new Node(), ]); new Node(), ]); var_dump(count($node), count($node, COUNT_RECURSIVE));
based on LRvkb
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected ';', expecting ']' in /in/0CEaN on line 39
Process exited with code 255.
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/0CEaN on line 5
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/0CEaN on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/0CEaN on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting '{' in /in/0CEaN on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/0CEaN on line 3
Process exited with code 255.