Convert Decimal to Integer

In this section, you will learn to convert a decimal number into an integer. The java.lang package provides the functionality to convert a decimal number to an integer type number.

Description Code:

This program helps you in converting a decimal type data into an integer. The parseInt() method gets an integer value as a string. This integer class wraps a value of the primitive type int in an object. A object type integer contain a single field of integer type. The intValue() method converts an int to a string and string to an int.

Here is the code of this program:


import java.io.*;

import java.lang.*;



public class DecimalToInteger{

  public static void main(String[] args) throws IOException{

  BufferedReader bf= new BufferedReader(new InputStreamReader(System.in));

  System.out.println("Enter the Decimal number:");

  String str= bf.readLine();

  int value = Integer.parseInt(str);  

  int i = Integer.valueOf(value).intValue();

  System.out.println("Integer number is:= "+ i);

  }

}

Download this program:

Output of this Program.

C:\corejava>java DecimalToInteger
Enter the Decimal number:
13
Integer number is:= 13
C:\corejava>

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