--TEST--
comparing different variables for identity
--SKIPIF--
<?php if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only"); ?>
--FILE--
<?php

class test {
}

$a = array(
	array(1,2,3),
	"",
	1,
	2.5,
	0,
	"string",
	"123",
	"2.5",
	NULL,
	true,
	false,
	new stdclass,
	new stdclass,
	new test,
	array(),
	-PHP_INT_MAX-1,
	(string)(-PHP_INT_MAX-1),
);

$var_cnt = count($a);

function my_dump($var) {
	ob_start();
	var_dump($var);
	$buf = ob_get_clean();
	echo str_replace("\n", "", $buf);
}

foreach($a as $var) {
	for ($i = 0; $i < $var_cnt; $i++) {
		my_dump($var);
		echo ($var === $a[$i]) ? " === " : " !== ";
		my_dump($a[$i]);
		echo "\n";
	}
}	

echo "Done\n";
?>
--EXPECTF--
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} === array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== unicode(0) ""
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== int(1)
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== float(2.5)
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== int(0)
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== unicode(6) "string"
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== unicode(3) "123"
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== unicode(3) "2.5"
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== NULL
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== bool(true)
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== bool(false)
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== object(stdClass)#%d (0) {}
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== object(stdClass)#%d (0) {}
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== object(test)#%d (0) {}
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== array(0) {}
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== int(-9223372036854775808)
array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)} !== unicode(20) "-9223372036854775808"
unicode(0) "" !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
unicode(0) "" === unicode(0) ""
unicode(0) "" !== int(1)
unicode(0) "" !== float(2.5)
unicode(0) "" !== int(0)
unicode(0) "" !== unicode(6) "string"
unicode(0) "" !== unicode(3) "123"
unicode(0) "" !== unicode(3) "2.5"
unicode(0) "" !== NULL
unicode(0) "" !== bool(true)
unicode(0) "" !== bool(false)
unicode(0) "" !== object(stdClass)#%d (0) {}
unicode(0) "" !== object(stdClass)#%d (0) {}
unicode(0) "" !== object(test)#%d (0) {}
unicode(0) "" !== array(0) {}
unicode(0) "" !== int(-9223372036854775808)
unicode(0) "" !== unicode(20) "-9223372036854775808"
int(1) !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
int(1) !== unicode(0) ""
int(1) === int(1)
int(1) !== float(2.5)
int(1) !== int(0)
int(1) !== unicode(6) "string"
int(1) !== unicode(3) "123"
int(1) !== unicode(3) "2.5"
int(1) !== NULL
int(1) !== bool(true)
int(1) !== bool(false)
int(1) !== object(stdClass)#%d (0) {}
int(1) !== object(stdClass)#%d (0) {}
int(1) !== object(test)#%d (0) {}
int(1) !== array(0) {}
int(1) !== int(-9223372036854775808)
int(1) !== unicode(20) "-9223372036854775808"
float(2.5) !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
float(2.5) !== unicode(0) ""
float(2.5) !== int(1)
float(2.5) === float(2.5)
float(2.5) !== int(0)
float(2.5) !== unicode(6) "string"
float(2.5) !== unicode(3) "123"
float(2.5) !== unicode(3) "2.5"
float(2.5) !== NULL
float(2.5) !== bool(true)
float(2.5) !== bool(false)
float(2.5) !== object(stdClass)#%d (0) {}
float(2.5) !== object(stdClass)#%d (0) {}
float(2.5) !== object(test)#%d (0) {}
float(2.5) !== array(0) {}
float(2.5) !== int(-9223372036854775808)
float(2.5) !== unicode(20) "-9223372036854775808"
int(0) !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
int(0) !== unicode(0) ""
int(0) !== int(1)
int(0) !== float(2.5)
int(0) === int(0)
int(0) !== unicode(6) "string"
int(0) !== unicode(3) "123"
int(0) !== unicode(3) "2.5"
int(0) !== NULL
int(0) !== bool(true)
int(0) !== bool(false)
int(0) !== object(stdClass)#%d (0) {}
int(0) !== object(stdClass)#%d (0) {}
int(0) !== object(test)#%d (0) {}
int(0) !== array(0) {}
int(0) !== int(-9223372036854775808)
int(0) !== unicode(20) "-9223372036854775808"
unicode(6) "string" !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
unicode(6) "string" !== unicode(0) ""
unicode(6) "string" !== int(1)
unicode(6) "string" !== float(2.5)
unicode(6) "string" !== int(0)
unicode(6) "string" === unicode(6) "string"
unicode(6) "string" !== unicode(3) "123"
unicode(6) "string" !== unicode(3) "2.5"
unicode(6) "string" !== NULL
unicode(6) "string" !== bool(true)
unicode(6) "string" !== bool(false)
unicode(6) "string" !== object(stdClass)#%d (0) {}
unicode(6) "string" !== object(stdClass)#%d (0) {}
unicode(6) "string" !== object(test)#%d (0) {}
unicode(6) "string" !== array(0) {}
unicode(6) "string" !== int(-9223372036854775808)
unicode(6) "string" !== unicode(20) "-9223372036854775808"
unicode(3) "123" !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
unicode(3) "123" !== unicode(0) ""
unicode(3) "123" !== int(1)
unicode(3) "123" !== float(2.5)
unicode(3) "123" !== int(0)
unicode(3) "123" !== unicode(6) "string"
unicode(3) "123" === unicode(3) "123"
unicode(3) "123" !== unicode(3) "2.5"
unicode(3) "123" !== NULL
unicode(3) "123" !== bool(true)
unicode(3) "123" !== bool(false)
unicode(3) "123" !== object(stdClass)#%d (0) {}
unicode(3) "123" !== object(stdClass)#%d (0) {}
unicode(3) "123" !== object(test)#%d (0) {}
unicode(3) "123" !== array(0) {}
unicode(3) "123" !== int(-9223372036854775808)
unicode(3) "123" !== unicode(20) "-9223372036854775808"
unicode(3) "2.5" !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
unicode(3) "2.5" !== unicode(0) ""
unicode(3) "2.5" !== int(1)
unicode(3) "2.5" !== float(2.5)
unicode(3) "2.5" !== int(0)
unicode(3) "2.5" !== unicode(6) "string"
unicode(3) "2.5" !== unicode(3) "123"
unicode(3) "2.5" === unicode(3) "2.5"
unicode(3) "2.5" !== NULL
unicode(3) "2.5" !== bool(true)
unicode(3) "2.5" !== bool(false)
unicode(3) "2.5" !== object(stdClass)#%d (0) {}
unicode(3) "2.5" !== object(stdClass)#%d (0) {}
unicode(3) "2.5" !== object(test)#%d (0) {}
unicode(3) "2.5" !== array(0) {}
unicode(3) "2.5" !== int(-9223372036854775808)
unicode(3) "2.5" !== unicode(20) "-9223372036854775808"
NULL !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
NULL !== unicode(0) ""
NULL !== int(1)
NULL !== float(2.5)
NULL !== int(0)
NULL !== unicode(6) "string"
NULL !== unicode(3) "123"
NULL !== unicode(3) "2.5"
NULL === NULL
NULL !== bool(true)
NULL !== bool(false)
NULL !== object(stdClass)#%d (0) {}
NULL !== object(stdClass)#%d (0) {}
NULL !== object(test)#%d (0) {}
NULL !== array(0) {}
NULL !== int(-9223372036854775808)
NULL !== unicode(20) "-9223372036854775808"
bool(true) !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
bool(true) !== unicode(0) ""
bool(true) !== int(1)
bool(true) !== float(2.5)
bool(true) !== int(0)
bool(true) !== unicode(6) "string"
bool(true) !== unicode(3) "123"
bool(true) !== unicode(3) "2.5"
bool(true) !== NULL
bool(true) === bool(true)
bool(true) !== bool(false)
bool(true) !== object(stdClass)#%d (0) {}
bool(true) !== object(stdClass)#%d (0) {}
bool(true) !== object(test)#%d (0) {}
bool(true) !== array(0) {}
bool(true) !== int(-9223372036854775808)
bool(true) !== unicode(20) "-9223372036854775808"
bool(false) !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
bool(false) !== unicode(0) ""
bool(false) !== int(1)
bool(false) !== float(2.5)
bool(false) !== int(0)
bool(false) !== unicode(6) "string"
bool(false) !== unicode(3) "123"
bool(false) !== unicode(3) "2.5"
bool(false) !== NULL
bool(false) !== bool(true)
bool(false) === bool(false)
bool(false) !== object(stdClass)#%d (0) {}
bool(false) !== object(stdClass)#%d (0) {}
bool(false) !== object(test)#%d (0) {}
bool(false) !== array(0) {}
bool(false) !== int(-9223372036854775808)
bool(false) !== unicode(20) "-9223372036854775808"
object(stdClass)#%d (0) {} !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
object(stdClass)#%d (0) {} !== unicode(0) ""
object(stdClass)#%d (0) {} !== int(1)
object(stdClass)#%d (0) {} !== float(2.5)
object(stdClass)#%d (0) {} !== int(0)
object(stdClass)#%d (0) {} !== unicode(6) "string"
object(stdClass)#%d (0) {} !== unicode(3) "123"
object(stdClass)#%d (0) {} !== unicode(3) "2.5"
object(stdClass)#%d (0) {} !== NULL
object(stdClass)#%d (0) {} !== bool(true)
object(stdClass)#%d (0) {} !== bool(false)
object(stdClass)#%d (0) {} === object(stdClass)#%d (0) {}
object(stdClass)#%d (0) {} !== object(stdClass)#%d (0) {}
object(stdClass)#%d (0) {} !== object(test)#%d (0) {}
object(stdClass)#%d (0) {} !== array(0) {}
object(stdClass)#%d (0) {} !== int(-9223372036854775808)
object(stdClass)#%d (0) {} !== unicode(20) "-9223372036854775808"
object(stdClass)#%d (0) {} !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
object(stdClass)#%d (0) {} !== unicode(0) ""
object(stdClass)#%d (0) {} !== int(1)
object(stdClass)#%d (0) {} !== float(2.5)
object(stdClass)#%d (0) {} !== int(0)
object(stdClass)#%d (0) {} !== unicode(6) "string"
object(stdClass)#%d (0) {} !== unicode(3) "123"
object(stdClass)#%d (0) {} !== unicode(3) "2.5"
object(stdClass)#%d (0) {} !== NULL
object(stdClass)#%d (0) {} !== bool(true)
object(stdClass)#%d (0) {} !== bool(false)
object(stdClass)#%d (0) {} !== object(stdClass)#%d (0) {}
object(stdClass)#%d (0) {} === object(stdClass)#%d (0) {}
object(stdClass)#%d (0) {} !== object(test)#%d (0) {}
object(stdClass)#%d (0) {} !== array(0) {}
object(stdClass)#%d (0) {} !== int(-9223372036854775808)
object(stdClass)#%d (0) {} !== unicode(20) "-9223372036854775808"
object(test)#%d (0) {} !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
object(test)#%d (0) {} !== unicode(0) ""
object(test)#%d (0) {} !== int(1)
object(test)#%d (0) {} !== float(2.5)
object(test)#%d (0) {} !== int(0)
object(test)#%d (0) {} !== unicode(6) "string"
object(test)#%d (0) {} !== unicode(3) "123"
object(test)#%d (0) {} !== unicode(3) "2.5"
object(test)#%d (0) {} !== NULL
object(test)#%d (0) {} !== bool(true)
object(test)#%d (0) {} !== bool(false)
object(test)#%d (0) {} !== object(stdClass)#%d (0) {}
object(test)#%d (0) {} !== object(stdClass)#%d (0) {}
object(test)#%d (0) {} === object(test)#%d (0) {}
object(test)#%d (0) {} !== array(0) {}
object(test)#%d (0) {} !== int(-9223372036854775808)
object(test)#%d (0) {} !== unicode(20) "-9223372036854775808"
array(0) {} !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
array(0) {} !== unicode(0) ""
array(0) {} !== int(1)
array(0) {} !== float(2.5)
array(0) {} !== int(0)
array(0) {} !== unicode(6) "string"
array(0) {} !== unicode(3) "123"
array(0) {} !== unicode(3) "2.5"
array(0) {} !== NULL
array(0) {} !== bool(true)
array(0) {} !== bool(false)
array(0) {} !== object(stdClass)#%d (0) {}
array(0) {} !== object(stdClass)#%d (0) {}
array(0) {} !== object(test)#%d (0) {}
array(0) {} === array(0) {}
array(0) {} !== int(-9223372036854775808)
array(0) {} !== unicode(20) "-9223372036854775808"
int(-9223372036854775808) !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
int(-9223372036854775808) !== unicode(0) ""
int(-9223372036854775808) !== int(1)
int(-9223372036854775808) !== float(2.5)
int(-9223372036854775808) !== int(0)
int(-9223372036854775808) !== unicode(6) "string"
int(-9223372036854775808) !== unicode(3) "123"
int(-9223372036854775808) !== unicode(3) "2.5"
int(-9223372036854775808) !== NULL
int(-9223372036854775808) !== bool(true)
int(-9223372036854775808) !== bool(false)
int(-9223372036854775808) !== object(stdClass)#%d (0) {}
int(-9223372036854775808) !== object(stdClass)#%d (0) {}
int(-9223372036854775808) !== object(test)#%d (0) {}
int(-9223372036854775808) !== array(0) {}
int(-9223372036854775808) === int(-9223372036854775808)
int(-9223372036854775808) !== unicode(20) "-9223372036854775808"
unicode(20) "-9223372036854775808" !== array(3) {  [0]=>  int(1)  [1]=>  int(2)  [2]=>  int(3)}
unicode(20) "-9223372036854775808" !== unicode(0) ""
unicode(20) "-9223372036854775808" !== int(1)
unicode(20) "-9223372036854775808" !== float(2.5)
unicode(20) "-9223372036854775808" !== int(0)
unicode(20) "-9223372036854775808" !== unicode(6) "string"
unicode(20) "-9223372036854775808" !== unicode(3) "123"
unicode(20) "-9223372036854775808" !== unicode(3) "2.5"
unicode(20) "-9223372036854775808" !== NULL
unicode(20) "-9223372036854775808" !== bool(true)
unicode(20) "-9223372036854775808" !== bool(false)
unicode(20) "-9223372036854775808" !== object(stdClass)#%d (0) {}
unicode(20) "-9223372036854775808" !== object(stdClass)#%d (0) {}
unicode(20) "-9223372036854775808" !== object(test)#%d (0) {}
unicode(20) "-9223372036854775808" !== array(0) {}
unicode(20) "-9223372036854775808" !== int(-9223372036854775808)
unicode(20) "-9223372036854775808" === unicode(20) "-9223372036854775808"
Done