How to get the number of digits in an int?

0 votes
Is there a simple way to count the number of digits of an integer?
May 14, 2018 in Java by Daisy
• 8,110 points
180 views

1 answer to this question.

0 votes

You can find out the length of int using:

int n = 500;
int length = (int)(Math.log10(n)+1);
answered May 14, 2018 by Akrati
• 3,170 points

Related Questions In Java

0 votes
1 answer

How to count the number of occurrences of an element in a List?

We can use the static frequency() method. int ...READ MORE

answered Aug 21, 2018 in Java by sharth
• 3,370 points
1,623 views
0 votes
2 answers

How can I get the filenames of all files in a folder which may or may not contain duplicates

List<String> results = new ArrayList<String>(); File[] files = ...READ MORE

answered Sep 12, 2018 in Java by Sushmita
• 6,890 points
773 views
0 votes
2 answers

How can we add leading zeros to the number in Java?

From Java 1.5 you can use the String.format method. ...READ MORE

answered Aug 26, 2019 in Java by Sirajul
• 58,130 points
1,441 views
0 votes
1 answer

How to pad an integer with zeros on the left in Java?

Use java.lang.String.format() method. String.format("%05d", number ...READ MORE

answered May 31, 2018 in Java by Daisy
• 8,110 points
863 views
0 votes
2 answers

How can I convert a String variable to a primitive int in Java

 Here are two ways illustrating this: Integer x ...READ MORE

answered Aug 20, 2019 in Java by Sirajul
• 58,130 points
532 views
0 votes
1 answer

How to divide a string in two parts

String s="yourstring"; boolean flag = true; for(int i=0;i<s.length();i++) { ...READ MORE

answered Apr 13, 2018 in Java by Rishabh
• 3,580 points
188 views
0 votes
2 answers

Integer to String conversion in java

We can do this in 2 ways: String ...READ MORE

answered Jul 27, 2018 in Java by samarth295
• 2,200 points
211 views
0 votes
3 answers

String to Double conversion in java

Double temp = Double.valueOf(str); number = temp.doubleValue(); READ MORE

answered Sep 10, 2018 in Java by Sushmita
• 6,890 points
231 views
0 votes
3 answers

How can I separate the digits of an int number in Java?

import java.util.*; public class AmstrongNumber { public static void ...READ MORE

answered Aug 6, 2019 in Java by anonymous
41,617 views
0 votes
1 answer

How to reverse an int array in Java?

for(int i = 0; i < Data.length ...READ MORE

answered May 11, 2018 in Java by Akrati
• 3,170 points
223 views