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How to override a PHP function?
To override a method, you redefine that method in the child class with the same name, parameters, and return type. The method in the parent class is called overridden method, while the method in the child class is known as the overriding method.
How to redeclare a function in PHP?
short answer is no, you can’t overwrite a function once its in the PHP function scope. You cannot redeclare any functions in PHP. You can, however, override them. Check out overriding functions as well as renaming functions in order to save the function you’re overriding if you want.
Can not redeclare function?
If you see error message ‘PHP Fatal error: Cannot redeclare function’ or similar error message in your script, it means there is a problem with your script code (it tries to declare the same function multiple times). This error says that your function is already defined.
What is use of __ call () in PHP?
Summary. The __call() method is invoked automatically when a nonexisting method or an inaccessible method is called. Use the __call() method to wrap existing API into a class.
Why do I have to re-declare overridden functions in?
There is no good reason for breaking that consistency just for virtual functions. A function that ends in an =0 is called a deleted function, this is useful when you don’t want objects that use certain constructors (such as unique_ptr which has a deleted copy ctor).
Is it possible to redeclare a function in PHP?
You cannot redeclare any functions in PHP. You can, however, override them. Check out overriding functions as well as renaming functions in order to save the function you’re overriding if you want. So, keep in mind that when you override a function, you lose it.
Is there an override function in PHP debugger?
There is a function available called override_function that actually fits the bill. However, given that this function is part of The Advanced PHP Debugger extension, it’s hard to make an argument that override_function () is intended for production use.