Top "Variadic-functions" questions

A function is variadic if it can accept a variable number of arguments; that is, its arity is not fixed.

What does ** (double star/asterisk) and * (star/asterisk) do for parameters?

In the following method definitions, what does the * and ** do for param2? def foo(param1, *param2): def bar(param1, **param2):

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What do 3 dots next to a parameter type mean in Java?

What do the 3 dots following String in the following method mean? public void myMethod(String... strings){ // method body }

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Variable number of arguments in C++?

How can I write a function that accepts a variable number of arguments? Is this possible, how?

c++ variadic-functions
Concatenate two slices in Go

I'm trying to combine the slice [1, 2] and the slice [3, 4]. How can I do this in Go? I tried: append([]int{1,2}, []…

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Can I pass an array as arguments to a method with variable arguments in Java?

I'd like to be able to create a function like: class A { private String extraVar; public String myFormat(String format, …

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How can I convert the "arguments" object to an array in JavaScript?

The arguments object in JavaScript is an odd wart—it acts just like an array in most situations, but it's …

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Java variable number or arguments for a method

Is it possible to declare a method that will allow a variable number of parameters ? What is the symbolism used …

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Why use the params keyword?

I know this is a basic question, but I couldn't find an answer. Why use it? if you write a …

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Passing variable number of arguments around

Say I have a C function which takes a variable number of arguments: How can I call another function which …

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When do you use varargs in Java?

I'm afraid of varargs. I don't know what to use them for. Plus, it feels dangerous to let people pass …

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