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What is the difference between parseInt and parseFloat?

An example of an AI chatbot conversation about the differences between parseInt and parseFloat in JavaScript.

😀
You

Can you explain the difference between parseInt and parseFloat in JavaScript?

MagicBuddy
MagicBuddy

Sure! parseInt converts a string to an integer, while parseFloat converts a string to a floating-point number.

😀
You

Can you give me an example of how each function works?

MagicBuddy
MagicBuddy

Of course! For parseInt('10.5'), it returns 10. For parseFloat('10.5'), it returns 10.5.

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You

What happens if the string doesn't start with a number?

MagicBuddy
MagicBuddy

If the string doesn't start with a number, parseInt and parseFloat will return NaN.

😀
You

Are there any specific use cases for each function?

MagicBuddy
MagicBuddy

Yes! Use parseInt when you need whole numbers, and parseFloat when you need decimal values.

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