Answers for "how to know the value is a number js"

js is number

Number.isInteger(value)

Posted by: Guest on November-27-2020

To check if a value is a number in JavaScript

const value = 2
isNaN(value) //false
isNaN('test') //true
isNaN({}) //true
isNaN(1.2) //false

Posted by: Guest on April-19-2021

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