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<?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);
Output for git.master, git.master_jit, rfc.property-hooks
Deprecated: Return type of CSVFileIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Hd51L on line 17 Deprecated: Return type of CSVFileIterator::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Hd51L on line 28 Deprecated: Return type of CSVFileIterator::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Hd51L on line 40 Deprecated: Return type of CSVFileIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Hd51L on line 53 Deprecated: Return type of CSVFileIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /in/Hd51L on line 65 string(6) "rewind" string(5) "valid" string(4) "next" string(5) "valid" string(4) "next" string(5) "valid" string(4) "next" string(5) "valid" string(4) "next" string(5) "valid" string(4) "next" string(5) "valid"

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