利用c++做二维码



输入dpkg -i命令,先解压安装libqrencode.....,然后再qrencode......tar.gz,最后是......dev;

代码:

#include<iostream>
#include<cstdio>
#include<cstdlib>
using namespace std;
int main()
{
    int id=1000;
    int name=123;
    char buf[100];
    sprintf(buf,"qrencode \"%d %d \" -o %d.png",name,id,id);    
    system(buf);
//  cout<<buf<<endl;
}
~    

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转载自blog.csdn.net/IT8343/article/details/80725596