Question

How to check if a value is an integer in JavaScript

Answer 1

const n = 923247;
 
console.log(Number.isInteger(n));
 
 
 
/*
run:
 
true

*/

 

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Answer 2

console.log(Number.isInteger(5)); 
console.log(Number.isInteger(-2)); 
  
console.log(Number.isInteger(3.14)); 
console.log(Number.isInteger(-9.5)); 

console.log(Number.isInteger('345')); 
 
  
  
/*
run:
  
true
true
false
false
false

*/

 

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