Java program for counting vowels , consonants , digits and white spaces (more…)

Java program for event Handelling import java.awt.*; import java.awt.event.*; class EventTest implements ActionListener {Frame fr; Button b1,b2,b3,b4; TextField tf1,tf2,tf3; Label lb1,lb2,lb3; EventTest( ) { fr = new Frame("myframe" ); fr.setLayout(null); b1= new Button ("Add") ; b2= new Button ("Sub") ; b3= new Button ("Mul") ;...