ptarjan
68 linhas
1.3 KiB
PHP
68 linhas
1.3 KiB
PHP
<?php
|
|
|
|
class Base {
|
|
public $basePub = 10;
|
|
protected $baseProt = 20;
|
|
private $basePriv = 30;
|
|
|
|
public function baseIterate() {
|
|
foreach ($this as $k => $v) {
|
|
echo "$k => $v\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
class Child extends Base {
|
|
public $childPub = 40;
|
|
protected $childProt = 50;
|
|
private $childPriv = 60;
|
|
|
|
// Same name as private in base class, different value
|
|
private $basePriv = "child's basePriv";
|
|
|
|
public function childIterate() {
|
|
foreach ($this as $k => $v) {
|
|
echo "$k => $v\n";
|
|
}
|
|
}
|
|
}
|
|
|
|
$b = new Base();
|
|
$b->baseDynamic = "base dynamic";
|
|
echo "\nBase context, Base object\n";
|
|
$b->baseIterate();
|
|
|
|
echo "\nAnonymous context, Base object\n";
|
|
foreach ($b as $k => $v) {
|
|
echo "$k => $v\n";
|
|
}
|
|
|
|
$c = new Child();
|
|
$c->childDynamic = "child dynamic";
|
|
|
|
echo "\nChild context, Child object\n";
|
|
$c->childIterate();
|
|
echo "\nBase context, Child object\n";
|
|
$c->baseIterate();
|
|
|
|
echo "\nAnonymous context, Child object\n";
|
|
foreach ($c as $k => $v) {
|
|
echo "$k => $v\n";
|
|
}
|
|
|
|
$c = new Child();
|
|
$c->dynamic = "dynamic";
|
|
echo "\nAnonymous context, Child object, strong foreach\n";
|
|
foreach ($c as $k => &$v) {
|
|
$v = "BLARK";
|
|
}
|
|
var_dump($c);
|
|
|
|
// empty iteration
|
|
$c = new stdclass();
|
|
foreach ($c as $k => $v) {
|
|
echo "empty object has properties, oh no\n";
|
|
}
|
|
foreach ($c as $k => &$v) {
|
|
echo "empty object (strong) has properties, oh no\n";
|
|
} |