All Questions
Tagged with visibility oop
60
questions
0
votes
1
answer
729
views
why can't I access a protected method from a private method if the protected ones are inherited by the subclasses?
I do not understand this particular case or what Alexander says.
class instance is not the same as class?
As already Alexander Larikov said that you can't access protected
methods from class instance ...
user19481364
1
vote
2
answers
2k
views
Private property in parent class can be accessed and re-assigned through the instance of child class in PHP but protected one can't
I am very confused why $produk1->harga = 500; can still make a change
(or re-assign the value 500) to private $harga property despite private $harga in class Produk has PRIVATE visibility ? $...
- 48
7
votes
5
answers
237
views
Is it possible to use a class declared in Implementation section from Interface section
If I understand correctly, the interface section is visible to other units, and the implementation section is visible only in the current .pas file.
I have two classes, class TA should be visible to ...
- 633
1
vote
1
answer
146
views
Inheritance in C: how to hide "super class" attributes to the class extending it
As a learning experience I'm trying to achieve simple class inheritence in C, among other OOP features.
So far I've been able to properly hide "private" functions and attributes of a class from the ...
- 357
0
votes
2
answers
285
views
Method defined in superclass but implemented in subclass: accessing subclass attributes?
Here's my class structure:
class Parent {
public:
void foo(); // foo() defined in superclass
};
class Child : public Parent {
private:
int bar;
public:
Child(int);...
- 3,513
3
votes
1
answer
1k
views
Some C symbols in a C shared library are not exported even with explicit visibility
Preface
I'm developing an object oriented library in C that targets both Linux and Windows.
At the moment I'm developing on a Linux VM (Guest), because I'm using clang sanitizers.
I'm building with ...
user5670081
1
vote
2
answers
140
views
Can I use packages without making all of the methods/ attributes public?
I have a project with about 10 classes. I moved some classes to a package for clarity. Is there a safe way to connect between classes without data leaks? -using public is dangerous because anyone can ...
- 353
4
votes
1
answer
804
views
Why can child override and access its parent private method?
I'm used to put method as protected in my PHP classes. But playing with private I'm starting to have doubts.
I know that it might be a duplicate but I can't find clarity from the SO-answers I've ...
- 9,461
0
votes
1
answer
533
views
Parent's protected properties inaccessible to child object
I have a parent class I'll be calling 'ParentClass' and a child class (that extends from it) which I'll be calling 'ChildClass'.
ParentClass has protected properties $prop1 and $prop2 which I want ...
- 281
1
vote
2
answers
61
views
Java: protected, visibitily [duplicate]
I'm a bit confused about the whole protected thing in java. If something is protected only the classes within the same package can access it, right?
Should we use protected private attributes in a ...
- 27
0
votes
4
answers
736
views
How to make a member of a class to be accessible only in subclasses in any packages?
How to make a member of a class to be accessible only in subclasses in any packages? Protected is not a solution since it will open the member to other non subclasses classes.
- 1,325
2
votes
3
answers
2k
views
PHP: Changing default visibility of undeclared class properties to protected/private
In PHP, undeclared class properties/variables will default to "public" visibility.
Is there a way (for certain classes, but not all) to change the default visibility to "protected" (or private)?
I ...
- 2,579
0
votes
1
answer
130
views
Is it possible to truly limit access of this private property?
I'm using three tricks in my attempt:
Reflections can't be used with dynamic class properties
__get() or __set() must be called when accessing dynamic class properties
debug_backtrace() can be ...
- 8,081
-1
votes
1
answer
67
views
Strange PHP Reaction
I'm getting some wierd reactions when running this script.
<?php
error_reporting(E_ALL);
class A {
protected $varOne = array(
"subVar1" => "",
"subVar2"...
- 3
6
votes
2
answers
2k
views
What's the visibility of a class by default in PHP?
I could find the default visibility of a property and a method in the PHP manual. But i couldn't find any info regarding the class itself.
My guess is that it's public. But if someone could link to ...
- 7,053