Java Programing laungage

R4R^®

Java

Core Java

Package

Java Util Package

java.util Tutorial

Introduction of Utility Package

Associate value with Object

Breaking the String

Comparing two array

Creating a copy of Collection

Create the HashTable

Creating a read-only Collection

Find the Current time of System

Determined the day of a week

Creating a Jar file

Implementation of the LRU

Read the properties of Key Value

Sorting the element of List

Unzip the Zip file

Find the Leap year

java.util Projects

java.util Project 1

java.util Interview materials

java.util subjective question

java.util Interview question

java.util Objective question

Using put() method

In this page of the tutorials we are going to learn that how a put() method is used in the program, in this example first time when it initialize it do not have any value but when we give some of the value in it by put() function then it will show the value what it have in its container.

Example


package r4r;
import java.util.*;
import java.util.prefs.Preferences;
public class putmethodtest {
public static void main(String[] args)
 {  
Preferences pre = Preferences.userNodeForPackage(putmethodtest.class);
String str = pre.get("one", " ");
System.out.println(str);
pre.put("one", "Techsoft solution");
  }
}

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Servlet Programming Language

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