How to useString Conversion in Javascript
In this approach we are using String Conversion” method converts the number to a string, splits it into characters, then calculates the character count.
Syntax:
function counting(num) {
return String(num).length;
}
Example: Here, we are using the above-explained approach.
function counting(num) {
return String(num).length;
}
let num1 = 12345;
let num2 = 9876543;
console.log("Number of digits in 12345 :", counting(num1));
console.log("Number of digits in 12345 :", counting(num2));
Output
Number of digits in 12345 : 5 Number of digits in 12345 : 7
JavaScript Program to Count Digits of a Given Number
Count Digits of a Given Number refers to determining the total number of individual digits present in a given numerical value. This involves analyzing each digit within the number and calculating how many digits are present in total.
Examples:
Input : 12345 Output : Total number of digits in 12345 is : 5 Input : 64674345 Output : Total number of digits in 12345 is : 8
There are several methods that can be used to Count Digits of a Given Number:
Table of Content
- Using a Reduce Method
- Using for Loop
- Using String Conversion
- Using Math Log10
- Using Recursion
- Using a While Loop and Integer Division
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