Question

How to count the number of digits in a number in Node.js

Answer 1

const num = 9857614;
let len = Math.trunc(Math.log10(num)) + 1;
     
console.log(len);
 
 
  
  
  
/*
run:
  
7
  
*/

 

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Answer 2

const num = 9857614;
let len = num.toString().length;
     
console.log(len);
 
 
  
  
  
/*
run:
  
7
  
*/

 

70+ SQL courses for beginners and professionals