Am 28.04.20 um 09:54 schrieb ast:
funny !

So we found 4 different ways to handle a memory in a function

1- Use a function parameter with a mutable default value

2- Use a function attribute

3- Use a callable object, and store your stuff inside an object attr

4- Use a closure to emulate a static function variable

Any more ?



5- Use a global variable, of course

That's definitely the least recommendable solution. Global variable names pollute the global namespace, therefore they don't make sense to just store state within one function. They should be reserved to the case where multiple functions access a common state. Usually it is best to restrict the scope of a variable to the region of code where it necessarily needs to be available.

        Christian


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