simple tip calculator

== "*": oper = MulOperation() elif operator == "/": oper = DivOperation() else: print("Wrong operator.") return operThe corresponding object can be instantiated by inputting the operation symbol through the simple factory above. Below is the code for the client.number_a = int(input("input a number:"))operator = str(input("input a operater(+ - * /):"))number_b = int(input("input a number:"))oper =

This article mainly shares the sample code for js to implement the simple calculator function. It has a certain reference value. Let's take a look at the sample code below: Simple Calculator 7 8 9 * 4

This article mainly introduces how to use JavaScript to compile a simple calculator. If you need a simple calculator, you can refer to the method described in this article. The idea is very recommendable. The Code is as follows: Simple javascript

Just in touch with C #, according to convention, write a simple calculator, write only addition, multiplication, other similar, editor's vs2008First Open VS, Create a new C # Windows Forms application, and the next project name is WindowsFormsApplication2, not WindowsFormsApplication3.Then design the UI interface of the calculator, it is relatively

This article mainly introduces the relevant information about the simple calculator (added a keyboard listener) Written in HTML + CSS and jQuery, if you need it, you can refer to the previous simple calculator. Today, I made some modifications and added a keyboard listening event, so you don't need to click it again.

Preliminary contact view, made a simple calculator, basically simple calculation is no problem, not very perfect, there may be some bugs, make unremitting efforts. 1//2//VIEWCONTROLLER.M 3//Calculator 4//5//Created by Ma C on 15/8/25. 6//Copyright (c) 2015 BJSXT. All rights reserved. 7//8 9 #import "ViewController.h"

JavaScript implementation Simple Calculator instance code this article mainly introduces the JavaScript implementation of simple calculator instance code of the relevant information, the need for friends can refer to the following 1234567891011121314151617181920212223242526272829303132333435363738394041424

JS simple calculator instance This article mainly introduces the implementation method of the simple calculator of JS, and analyzes the tips for implementing the computing function of js by using addition instances. For more information, see This article describes how to implement a

The following small series will bring you a javascript simple calculator code editor that feels quite good. Now I will share it with you and give you a reference. Let's take a look at it. Today, I am bored. I want to write something and suddenly want to write a calculator using javascript. There are still a lot of bugs in the program. Record them here and then sl

This article mainly introduces a simple jQuery calculator that mainly implements the continuous computing function. If you need it, you can refer to the next simple jQuery calculator, but only implement a continuous computing function. Javascript Calculator

This article mainly introduces a simple jQuery calculator that mainly implements the continuous computing function. If you need it, you can refer to the next simple jQuery calculator, but only implement a continuous computing function. Javascript Calculator

My first small program.Importjava.awt.*;Importjava.awt.event.*;Importjavax.swing.*;/*** A Simple Calculator program. * *@authorGuure *@version1.00 5/9/2015*/ Public classCalculatorextendsJFrameImplementsActionListener {/*** This class help close the Window. * */ Private classWindowcloserextendsWindowadapter { Public voidwindowclosing (WindowEvent We) {System.exit (0); }} JTextField Display=NewJTextFi

Document directory (1) grammar analysis Running result Back to document homepage (1) Introduction Download the code: git clone git: // git.code.sf.net/p/redy/code redy-code The content of this chapter: Use YACC to implement a simple arithmetic Calculator (2) arithmetic Calculator In this chapter, I will explain how to use YACC to complete a

#!bin/bash# Simple Calculator #author:tianzhaogao (e-mail:[emailprotected]) num1=initnum2= initcal=initecho "Welcome to Tian Shao Simple Calculator" read-t30-p "NUM1:" num1checknum1=$ (echo " $num 1 "|sed ' s/[0-9]//g ') while[-z" $num 1 "-o-n" $checknum 1 " ]dowhile[-z "$num 1" ]doecho "Error!theinputingcannot" beempt

method compares the string return is a Boolean value, I just need to judge the result.Output:In the output, it is simple to define an integer variable result, and then return the result of the calculation to result. Finally, with System.out.printf ("Result:%d", result), the results are displayed.There are several issues encountered in writing the code:1, at the time of input, when I use Sc.nextline () will always skip the input link directly, the nex

This example describes the code for JavaScript to write a simple calculator. Share to everyone for your reference. Specifically as follows:The screenshot of the running effect is as follows: The specific code is as follows JS Code: A simple calculator is the way to achieve, you can also use J

Tags:. SH floating-point separators should calculate bar integer ACE SpecialUse Shell to write a simple calculator, you can implement add, subtract, multiply, divide operation, if the script name is 1.sh, execute example:./1.sh 1 + 2#!/bin/bashif[$#-ne3]thenecho "The number of parameters should be 3, for example: $01 +2 "echo" when using multiplication, you need to add the caret, for example: $01\*2 "exit 1

) { Case "+": Result=NUM1+num2; //alert (' Test '); Break; Case "-": Result=NUM1-num2; //alert (' msg '); Break; Case "*": Result=NUM1*num2; Break; Case "/": Result=NUM1/num2; Break; } //alert (result); //alert (' msg ');Assigns a value to the label of id= "result"document.getElementById ("result"). Value=result; } Script>Head>Body> H1>Calculator implementationH1> inputtype= "

Do a simple calculator, can only achieve a simple arithmetic.Activity_main.xml:Mainactivity.java:Package Com.example.calculator;import Android. R.integer;import android.app.activity;import android.os.bundle;import Android.util.log;import android.view.Menu; Import Android.view.menuitem;import Android.view.view;import Android.view.view.onclicklistener;import Androi

= [Resstring stringbyappendingstring:@"6"]; Self. Result. Text= [NSStringstringwithformat:@"%@", newstring];} - (ibaction) Button_7: (UIButton*) Sender {NSString*resstring = Self. Result. Text;NSString*newstring = [Resstring stringbyappendingstring:@"7"]; Self. Result. Text= [NSStringstringwithformat:@"%@", newstring];} - (ibaction) Button_8: (UIButton*) Sender {NSString*resstring = Self. Result. Text;NSString*newstring = [Resstring stringbyappendingstring:@"8"]; Self. Result. Text= [NSStringst