Q:

Write a JavaScript program that return true if the given value is a number, false otherwise

hamza
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2022-05-18
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Write a JavaScript program that return true if the given value is a number, false otherwise.

JavaScript programming, Programming,
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hamza
2022-05-18
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const validateNumber = n => !isNaN(parseFloat(n)) && isFinite(n) && Number(n) == n;
console.log(validateNumber('200'));
console.log(validateNumber('10'));
console.log(validateNumber('abc'));

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