3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class CSVFileIterator implements Iterator{ protected $_index = 0; function __construct() { } /** * (PHP 5 >= 5.0.0)<br/> * Return the current element * @link http://php.net/manual/en/iterator.current.php * @return mixed Can return any type. */ public function current() { return $this->_index; } /** * (PHP 5 >= 5.0.0)<br/> * Move forward to next element * @link http://php.net/manual/en/iterator.next.php * @return void Any returned value is ignored. */ public function next() { var_dump('next'); $this->_index++; } /** * (PHP 5 >= 5.0.0)<br/> * Return the key of the current element * @link http://php.net/manual/en/iterator.key.php * @return mixed scalar on success, or null on failure. */ public function key() { var_dump('key'); return $this->_index; } /** * (PHP 5 >= 5.0.0)<br/> * Checks if current position is valid * @link http://php.net/manual/en/iterator.valid.php * @return boolean The return value will be casted to boolean and then evaluated. * Returns true on success or false on failure. */ public function valid() { var_dump('valid'); return $this->_index <5; } /** * (PHP 5 >= 5.0.0)<br/> * Rewind the Iterator to the first element * @link http://php.net/manual/en/iterator.rewind.php * @return void Any returned value is ignored. */ public function rewind() { var_dump('rewind'); $this->_index = 0; } } $i = new CSVFileIterator(); foreach ($i as $j) var_dump($j);
Output for 5.1.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(6) "rewind" string(5) "valid" int(0) string(4) "next" string(5) "valid" int(1) string(4) "next" string(5) "valid" int(2) string(4) "next" string(5) "valid" int(3) string(4) "next" string(5) "valid" int(4) string(4) "next" string(5) "valid"
Output for 5.0.0 - 5.0.5
string(6) "rewind" string(5) "valid" string(3) "key" int(0) string(4) "next" string(5) "valid" string(3) "key" int(1) string(4) "next" string(5) "valid" string(3) "key" int(2) string(4) "next" string(5) "valid" string(3) "key" int(3) string(4) "next" string(5) "valid" string(3) "key" int(4) string(4) "next" string(5) "valid"
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting '{' in /in/aqc5R on line 2
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/aqc5R on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'{'' in /in/aqc5R on line 2
Process exited with code 255.