Tag: oop

PHP- difference between instantiating a class and returning the instantiation

The normal class declaration and instantiation: The class declaration and instantiation with return: What is the difference between these two in PHP in terms of using the classes? Answer If you just return new FooBar() it will just execute its __construct method if it has. But you can call methods without assigning objects to a variable. Like this:

Does reflection class have implicit method __toString() in php?

class oop php tostring

I am reading https://www.amazon.com/PHP-MySQL-Web-Development-4th/dp/0672329166 . And there is OOP chapter where I have implemented the page class (code below), and then in another script try to make …

How to make Eloquent model attribute updatable only through public methods?

eloquent laravel laravel-7 oop php

I want to prevent a model attribute from being directly set from an outside source without going through setters that control the logic. This should not be allowed: You must use some kind of accessor or setter method: But I don’t care how you get the value: How do I enforce that the only way to update this attribute would

How to populate an array dynamicaly using a loop in PHP?

arrays for-loop forms oop php

How to populate an array dynamicaly using a for loop in PHP? eg: Here is an array… … and here is the for loop The array should become Depending on the $qcount the array should expand. Please help. Answer you can initialize array like this add value using a loop and after loop, you can check with printing array

How to specify the void return type for a constructor

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For consistency I’m specifying return types since PHP 7.1, for all methods, including magic ones like __toString, and even when the implicit return type is void like with __unserialize(): When I try the same for constructors and destructors, like this: PHP yields Fatal errors: The only thing I can do right now is to specify the implicit return type in

Which type of PHP Object pattern use case it is?

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Consider the following code: UM()->Activity_API()->api()->get_author( $id ) I am confused with what is UM() here. Is it a class? If yes then why it is referred with round brackets, and how …

When initiating a PHP class is there any benefit to passing reserved variables through the constructor?

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I understand any user input needs to be sanitized. Any framework I’ve made does this. Naturally any “applicable” variables/names in any URL query or form input are pre-allocated specifically. Simple …

Echo Array Values in Comma Separated List

arrays foreach loops oop php

I am selecting values from my database, when I dump the $results I get; array ( 0 => (object) array( ‘FieldName’ => ‘certification_name’, ‘FieldValue’ => ‘White Belt’, ), …

Method to change specific value inside multidimensional array

arrays oop php

Given a class with a multidimensional array as private property. I’m trying to write a method setValue() which could change any value of this private array by passing: some kind of path to a specific value (e.g. $path = [‘lorem’ => [‘ipsum’ => [‘dolor’ => [‘sit’ => null]]]];) the new value … Thanks to a comment of Gabriel on php.net

Store but not EXECUTE a Global Function (PHP)

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This is an odd situation and I think the answer is ‘you can’t do that, what are you thinking?’ but hope someone can prove me wrong. My goal is to store a globally scoped function in a variable then …