equals() method & equalsIgnoreCase() method in JAVA.

CODING:

import javax.swing.JOptionPane;
class string
{
  public static void main(String[] args)
    {
      String s1=JOptionPane.showInputDialog(null,"Enter Your Name1");
      String s2=JOptionPane.showInputDialog(null,"Enter Your Name2");
      if(s1.equals(s2)){
       JOptionPane.showMessageDialog(null,s1 + " equals " + s2);
       }
     else{
       if(s1.equalsIgnoreCase(s2)){
         JOptionPane.showMessageDialog(null,s1 + " equals " + s2 + " but Case Different");
         }
       else{
         JOptionPane.showMessageDialog(null,s1 + " not equals " + s2);
         }
       }
    }
}