How to convert a camel-case string to dashes in JavaScript?

Question

I want to convert these strings:

fooBar
FooBar

into:

foo-bar
-foo-bar

How would I do this in JavaScript the m

Answer 1

You can use replace() with regex. Then use toLowerCase()

let camel = (s) => s.replace(/[A-Z]/g, '-$&').toLowerCase()

console.log(camel('fooBar'))
console.log(camel('FooBar'))

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