Language: C C++ D Haskell Lua OCaml PHP Perl Plain Text Python Ruby Scheme Tcl <?php // classes and there objects can be iterated with the help of foreach // simple iteration class iteratorSample { public $var1 = 'value 1'; public $var2 = 'value 2'; public $var3 = 'value 3'; protected $protected = 'I am protected'; private $private = 'I am private'; function __construct() { foreach($this as $element) { echo $element."\n"; } echo "\n**************\n"; } } $obj = new iteratorSample(); foreach($obj as $element) { echo $element."\n"; } ?> Private [?] Run code