JavaScript/Maths/NumberOfDigits.js at master · MMABSOUT/JavaScript · GitHub

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/**

* Author: dephraiim

* License: GPL-3.0 or later

* Returns the number of digits of a given integer

const numberOfDigit = (n) => Math.abs(n).toString().length

/**

* Returns the number of digits of a given integer.

* @param {number} n - The integer for which to count digits.

* @returns {number} The number of digits in the integer.

* @see https://math.stackexchange.com/questions/2145480/how-does-the-logarithm-returns-the-number-of-digits-of-a-number

* @author dev-madhurendra

const numberOfDigitsUsingLog = (n) =>

n === 0 ? 1 : Math.floor(Math.log10(Math.abs(n))) + 1

export { numberOfDigit, numberOfDigitsUsingLog }

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