Answers for "function that count number of digit javascript"

count the total number of digits of a number in javascript

const count = n => String((Math.abs(n))).length;

count(123); // ➞ 3
count(-45678); // ➞ 5
count(8912); // ➞ 4

Posted by: Guest on April-22-2021

digit count in javascript

function digitCount(num) {
  if(num === 0 ) return 1
  return Math.floor(Math.log10(Math.abs(num))) + 1
}

Posted by: Guest on October-03-2020

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