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* Tweak method example for clarity.

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git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@262990 c90b9560-bf6c-de11-be94-00142212c4b1
This commit is contained in:
Daniel Convissor 2008-07-19 22:59:44 +00:00
parent 82d2a91cc5
commit 682b3832bb
1 changed files with 17 additions and 8 deletions
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25
language/oop5/overloading.xml
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@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.31 $ -->
<!-- $Revision: 1.32 $ -->
<sect1 xml:id="language.oop5.overloading" xmlns="http://docbook.org/ns/docbook">
<title>Overloading</title>
@ -144,7 +144,7 @@ class MemberTest {
/** Overloading not used on declared members. */
public $declared = 1;
/** Overloading not triggered when accessed inside the class. */
/** Overloading only used on this when accessed outside the class. */
private $hidden = 2;
public function __set($name, $value) {
@ -160,7 +160,7 @@ class MemberTest {
$trace = debug_backtrace();
trigger_error(
'Undefined property: ' . $name .
'Undefined property via __get(): ' . $name .
' in ' . $trace[0]['file'] .
' on line ' . $trace[0]['line'],
E_USER_NOTICE);
@ -181,7 +181,6 @@ class MemberTest {
/** Not a magic method, just here for example. */
public function getHidden() {
echo "'hidden' visible here so __get() not used\n";
return $this->hidden;
}
}
@ -192,14 +191,19 @@ echo "<pre>\n";
$obj = new MemberTest;
$obj->a = 1;
echo $obj->a . "\n";
echo $obj->a . "\n\n";
var_dump(isset($obj->a));
unset($obj->a);
var_dump(isset($obj->a));
echo "\n";
echo $obj->declared . "\n";
echo $obj->declared . "\n\n";
echo "Let's experiment with the private property named 'hidden':\n";
echo "Privates are visible inside the class, so __get() not used...\n";
echo $obj->getHidden() . "\n";
echo "Privates not visible outside of class, so __get() is used...\n";
echo $obj->hidden . "\n";
?>
]]>
@ -210,18 +214,23 @@ echo $obj->hidden . "\n";
Setting 'a' to '1'
Getting 'a'
1
Is 'a' set?
bool(true)
Unsetting 'a'
Is 'a' set?
bool(false)
1
'hidden' visible here so __get() not used
Let's experiment with the private property named 'hidden':
Privates are visible inside the class, so __get() not used...
2
Privates not visible outside of class, so __get() is used...
Getting 'hidden'
Notice: Undefined property: hidden in <file> on line 64 in <file> on line 28
Notice: Undefined property via __get(): hidden in <file> on line 70 in <file> on line 29
]]>
</screen>