JiSuanQi

  java实现计算器，import java.awt.* import java.awt.event.* import javax.swing.* public class JiSuanQi { Frame f Label lab Button[] bt=new Button[29] JTextField t StringBuffer str //显示屏所显示的字符串 double x,y //x和y都是运算数 int z //Z表示单击了那一个运算符.0表示"+",1表示"-",2表示"*",3表示"/" static double m //记忆的数字 JiSuanQi() {(java implementation calculator, import java.awt.* import java.awt.event.* import javax.swing.* public class JiSuanQi {Frame f Label lab Button [] bt = new Button [29] JTextField t StringBuffer str //display character string displayed double x, y //x and y are the operands int z //Z represents an operator clicks that 0 means " +" , 1 indicates " -" , 2 is " *" , 3 is " /" static double m //number in memory JiSuanQi () {)