<?php function throw_error_iterate($errno, $errstr, $errfile, $errline, array $errcontext) { throw new Exception($errstr, $errno); } function is_iterable($var) { set_error_handler('throw_error_iterate'); try { foreach ($var as $v) { break; } } catch (Exception $e) { restore_error_handler(); return false; } restore_error_handler(); return true; } class Foo { public $a = 'one'; public $b = 'two'; } $foo = new Foo(); $bar = array('d','e','f'); $baz = 'string'; $bazinga = 1; $boo = new StdClass(); var_dump(is_iterable($foo)); //boolean true var_dump(is_iterable($bar)); //boolean true var_dump(is_iterable($baz)); //boolean false var_dump(is_iterable($bazinga)); //bolean false var_dump(is_iterable($boo)); //bolean true
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