JTextField Columns

    package org.best.example;
    /*
            JTextField Columns Example
            This java example shows how to get or set JTextField columns using
            Java Swing JTextField class.
    */
    
    
    import java.awt.FlowLayout;
    
    import javax.swing.JApplet;
    import javax.swing.JTextField;
    
    /*
    <applet code="JTextFieldColumnsExample" width=200 height=200>
    </applet>
    */
    
    public class JTextFieldColumnsExample extends JApplet{
    
            public void init(){
                  
                    //set flow layout for the applet
                    this.getContentPane().setLayout(new FlowLayout());
                  
                    //create new JTextField
                    JTextField field = new JTextField("JTextField Columns Example");
                  
                    /*
                     * To set columns for JTextField use,
                     * void setColumns(int columns)
                     * method of JTextField class.
                     */
                  
                    field.setColumns(20);
                  
                    /*
                     * To get current columns of JTextField use,
                     * int getColumns()
                     * method of JTextField class.
                     */
                  
                    int columns = field.getColumns();
                  
                    add(field);
                  
            }
    }