使用C ++清除屏幕 [英] Clear Screen using C++

问题描述

我想清除CMD屏幕我已经看到了几个选项首先是

I would like to clear the CMD screen I have seen a few options first is

system('clr');  

但不想使用系统原因，那么它使它依赖于窗口，与unix版本

but dont want to use system cause then it makes it dependent on windows, same with the unix version

如果我尝试

cout << string(22, '\n');

然后我的下一行文本在屏幕的底部，我想它在顶部。如何清除屏幕并将文本返回到屏幕顶部？

then my next line of text is at the bottom of the screen and i want it at the top. How can I clear the screen and get the text back to the top of the screen?

因此，我有这个。

cout<<string(22, '\n');
cout<<"************Question 1 *******"<<endl;
cout<<"WHO WAS THE FIRST BLACK PRESEDENT?"<<endl;
cout<<"(1) Obama"<<endl;
cout<<"(2) Bush"<<endl;
cout<<"(3) Jordan" <<endl;
cin>>answer>>endl;

这将清除屏幕，然后把mymenu在屏幕的底部...

this will clear the screen then put mymenu at the bottom of the screen... how can i make it clear screen and put the question/answers back up top of screen.

推荐答案

试试这个：它可以在linux和windows上运行..

try this: it works both on linux and windows..

cout << "\033[2J\033[1;1H";

这是一个特殊的关键字，转换为屏幕清除。

this is a special keyword that translates as clearing of screen..

你可以将这个函数放在 clrscr（）的函数上，具体取决于你的实现...

you can enclose this on a function like clrscr() depending on your implementation...

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