PHP基础知识之遍历
遍历对象的时候,默认遍历对象的所有属性
class MyClass
{
public $var1 = 'value 1';
public $var2 = 'value 2';
public $var3 = 'value 3';
protected $protected = 'protected var';
private $private = 'private var';
function iterateVisible() {
echo "MyClass::iterateVisible:\n";
foreach($this as $key => $value) {
print "$key => $value\n";
}
}
}

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