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JavaScript JavaScript Numbers The Math Object Random Number Challenge – Solution

Nik Oaks
Nik Oaks
8,056 Points
Posted by Nik Oaks
Nik Oaks
8,056 Points

I never declared the prompt as an integer however my code still runs as it should.

my code: https://w.trhou.se/6ch1e3efp2 This isn't the first time this has happened. Now that I know a little more about how to change data types i'm confused why it works.

Nik Oaks
Nik Oaks
8,056 Points
Nik Oaks
Nik Oaks
8,056 Points

Also I forgot to add a floor so I did that and it still works fine,

1 Answer

Steven Parker
Steven Parker
231,269 Points
Steven Parker
Steven Parker
231,269 Points

Someone happened to ask a very similar question just yesterday!

You're seeing an aspect of JavaScript called type coercion, which is essentially it converting the string into a number for you automatically. For more details on this mechanism, and a demonstration code snippet, see my answer to the previous question.