Return the Total Number of Parameters

JavaScriptHardlanguage_fundamentals

Instructions

Create a function that returns the total number of parameters passed in.

numberArgs("a", "b", "c") ➞ 3

numberArgs(10, 20, 30, 40, 50) ➞ 5

numberArgs(x, y) ➞ 2

numberArgs() ➞ 0

How can you express the input parameter so it takes a variable number of arguments?

javascript

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Walks through the solution with reasoning and edge cases.