property_exists.phpt

PHP v6.0 For Linux 运行环境：Win9X/ WinME/ WinNT/ Win2K/ WinXP

--TEST--
Reflection and property_exists()
--SKIPIF--
<?php extension_loaded('reflection') or die('skip'); ?>
--FILE--
<?php

class A
{
	public    $a = 1;
	protected $b = 2;
	private   $c = 3;
	
	public    $empty;
	public    $init = 1;
	
	function __toString()
	{
		return 'obj(' . get_class($this) . ')';
	}
	
	static function test($oc, $props)
	{
		echo '===' . __CLASS__ . "===\n";
		foreach($props as $p2) {
			echo $oc, '::$' , $p2, "\n";
			var_dump(property_exists($oc, $p2));
		}
	}
}

class B extends A
{
	private   $c = 4;
	
	static function test($oc, $props)
	{
		echo '===' . __CLASS__ . "===\n";
		foreach($props as $p2) {
			echo $oc, '::$' , $p2, "\n";
			var_dump(property_exists($oc, $p2));
		}
	}
}

class C extends B
{
	private   $d = 5;
	
	static function test($oc, $props)
	{
		echo '===' . __CLASS__ . "===\n";
		foreach($props as $p2) {
			echo $oc, '::$' , $p2, "\n";
			var_dump(property_exists($oc, $p2));
		}
	}
}

$oA = new A;
$oA->e = 6;

$oC = new C;

$pc = array($oA, 'A', 'B', 'C', $oC);
$pr = array('a', 'b', 'c', 'd', 'e');

foreach($pc as $p1) {
	if (is_object($p1)) {
		$p1->test($p1, $pr);
	} else {
		$r = new ReflectionMethod($p1, 'test');
		$r->invoke(NULL, $p1, $pr);
	}
	echo "===GLOBAL===\n";
	foreach($pr as $p2) {
		echo $p1, '::$' , $p2, "\n";
		var_dump(property_exists($p1, $p2));
	}
}

echo "===PROBLEMS===\n";
var_dump(property_exists(NULL, 'empty'));
var_dump(property_exists(25,'empty'));
var_dump(property_exists('',''));
var_dump(property_exists('A',''));
var_dump(property_exists('A','123'));
var_dump(property_exists('A','init'));
var_dump(property_exists('A','empty'));
var_dump(property_exists(new A, ''));
var_dump(property_exists(new A, '123'));
var_dump(property_exists(new A, 'init'));
var_dump(property_exists(new A, 'empty'));
?>
===DONE===
<?php exit(0); ?>
--EXPECTF--
===A===
obj(A)::$a
bool(true)
obj(A)::$b
bool(true)
obj(A)::$c
bool(true)
obj(A)::$d
bool(false)
obj(A)::$e
bool(true)
===GLOBAL===
obj(A)::$a
bool(true)
obj(A)::$b
bool(false)
obj(A)::$c
bool(false)
obj(A)::$d
bool(false)
obj(A)::$e
bool(true)
===A===
A::$a
bool(true)
A::$b
bool(true)
A::$c
bool(true)
A::$d
bool(false)
A::$e
bool(false)
===GLOBAL===
A::$a
bool(true)
A::$b
bool(false)
A::$c
bool(false)
A::$d
bool(false)
A::$e
bool(false)
===B===
B::$a
bool(true)
B::$b
bool(true)
B::$c
bool(true)
B::$d
bool(false)
B::$e
bool(false)
===GLOBAL===
B::$a
bool(true)
B::$b
bool(false)
B::$c
bool(false)
B::$d
bool(false)
B::$e
bool(false)
===C===
C::$a
bool(true)
C::$b
bool(true)
C::$c
bool(false)
C::$d
bool(true)
C::$e
bool(false)
===GLOBAL===
C::$a
bool(true)
C::$b
bool(false)
C::$c
bool(false)
C::$d
bool(false)
C::$e
bool(false)
===C===
obj(C)::$a
bool(true)
obj(C)::$b
bool(true)
obj(C)::$c
bool(false)
obj(C)::$d
bool(true)
obj(C)::$e
bool(false)
===GLOBAL===
obj(C)::$a
bool(true)
obj(C)::$b
bool(false)
obj(C)::$c
bool(false)
obj(C)::$d
bool(false)
obj(C)::$e
bool(false)
===PROBLEMS===

Warning: First parameter must either be an object or the name of an existing class in %sproperty_exists.php on line %d
NULL

Warning: First parameter must either be an object or the name of an existing class in %sproperty_exists.php on line %d
NULL
bool(false)
bool(false)
bool(false)
bool(true)
bool(true)
bool(false)
bool(false)
bool(true)
bool(true)
===DONE===