When should I use parseInt in JavaScript?
An example of an AI chatbot conversation about when to use parseInt in JavaScript.
When should I use parseInt in JavaScript?
You should use parseInt when you need to convert a string to an integer, especially when dealing with user input.
Can you give me an example of how to use it?
Sure! For instance, if you have a string like '42', you can use parseInt('42') to convert it to the number 42.
What happens if the string can't be converted?
If the string can't be converted, parseInt will return NaN (Not a Number). It's important to check for that.
Are there any alternatives to parseInt?
Yes, you can use the Number() function or the unary plus operator (+) to convert strings to numbers as well.
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