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Home » Java » Swing » JOptionPane.showInputDialog in Java Example
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JOptionPane.showInputDialog in Java Example

By Dinesh Thakur

JOptionPane Class is present in javax.swing package. This class is used to display simple dialog boxes to get the text input From the user. showInputDialog method is a static method of JOptionPane class. This method uses single parameter that specifies the prompting message that is displayed in the dialog box. In this program message is- “Enter the Number for Right Angle Trangle Height?” This method returns string value. Syntax- public static String showInputDialog (String s).

Here is the Java Example for JOptionPane.showInputDialog:

import javax.swing.*; 
public class JOptionPaneExample
{
             public static void main(String[] args)
      {
             System.out.println("Print Right Angle Trangle");
          String Number = JOptionPane.showInputDialog("Enter the Number for Right Angle Trangle Height?");
             int n = Integer.parseInt(Number);
             int c = 1;
             for(int i=0;i<n;i++)
                 {
                     c++;
                     for(int j=1; j<c; j++)
                         {
                               System.out.print(j+" ");
                         }
                               System.out.println();
                  }
         }
}

JOptionPane.showInputDialog

You’ll also like:

  1. JoptionPane Java Example
  2. showInputDialog Java Swing Example
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About Dinesh Thakur
Dinesh ThakurDinesh Thakur holds an B.C.A, MCDBA, MCSD certifications. Dinesh authors the hugely popular Computer Notes blog. Where he writes how-to guides around Computer fundamental , computer software, Computer programming, and web apps.

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