Can I use default parameters in arrow functions?
Yes, you can use default parameters in arrow functions just like in regular functions.
Can you show me an example?
Sure! Here's an example: const greet = (name = 'Guest') =>
Hello, ${name}!;
This will greet 'Guest' if no name is provided.
What happens if I pass undefined
as an argument?
If you pass undefined
, the default parameter will be used. For example, greet(undefined)
will return 'Hello, Guest!'.
Are there any limitations to using default parameters?
One limitation is that default parameters are evaluated at call time, so they can't depend on other parameters that come after them.
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