Скачать или смотреть what is Nan in javascript | isNaN Method in JavaScript

what is Nan in javascript | isNaN Method in JavaScript
Code:
what is Nan?
A. nan property represents Not-a-number
job is to indicate whether the given value is not a legal number
console.log(typeof NaN) //number
console.log(isNaN('Azhar Techno Coder')) //true
console.log(isNaN('3456')) //false
console.log(isNaN(3456)) // false
console.log(isNaN(true)) //converts to a number 1 // false
console.log(isNaN(false)) //converts to a number // false
console.log(isNaN(345.2)) //false
console.log(isNaN(undefined)) // true
console.log(isNaN(null))// converted to a number 0 // false
console.log(isNaN(''))// converted to a number 0 // false

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0:00 - Introduction to the video
0:26 - Nan in javascript | isNaN Method in JavaScript
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