On 4 May 2010 14:02, Alexander Schunk <aschunk@xxxxxxxxx> wrote:
> Hello,
>
> i have a question:
>
> How to access class members?
>
> I have the following class definition:
>
> class Mitarbeiter{
>
> public $name = 'meier';
> public $alter = '50';
> public $gehalt = '2000';
> public $abteilung = 'programmierung';
>
> function printMember(){
> echo 'Name: ' . $this->public;
> echo 'Alter: ' . $this->public;
> echo 'Gehalt: ' . $this->public;
> echo 'Abteilung: ' . $this->public;
> }
> }
>
> Now i want to access the public member with:
>
> $m = new Mitarbeiter();
> $m->printMember();
>
> When calling method printMember() i get an error "cannot access empty
> class member".
>
> I dont see why the class members are empty?
>
> Regards
> Alexander
>
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>
>
echo $this->name;
public relates to the visibility of the property (public - can be seen
by all, protected - can only be seen by this class and sub-classes and
private - can only be seen by this class).
Read more about this at
http://docs.php.net/manual/en/language.oop5.visibility.php
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