Js Function Optional Parameter

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Js Function Optional Parameter

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JS Guide

In this article we will see how to declare optional function parameters in JavaScript These are the following approaches to doing so Table of Content Using the Logical OR operator Using the Assignment operator Using argument variable Using the Logical OR operator You can also replace undefined by the type of the argument you expect to receive like this function myFunc arguments requiredArg Number optionalArg String defaultValue do stuff using arguments requiredArg and arguments optionalArg to access your arguments No longer maintained

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