void readText4(string file,string file2)
{
ifstream infile;
string cfgtemp;
ofstream clog;
infile.open(file,ios::in);
clog.open(file2,ios::app);
char ch[1001]={0};
int i=0,j=0;
```c++
```while(infile.getline(ch,1000))
{
/*j++;*/
for(i=0;i<1000;i++)
{
/*if(ch[i]=='\n')
j++;*/
if(ch[i]=='?'&&ch[i+1]=='u'&&ch[i+2]=='='&&ch[i+3]!='b')
{
int a=1;
/*cout<<'['<<j<<']';*/
while(ch[i+a]!='@'&&ch[i+a]!='&'&&ch[a+i]!='%')
{
clog<<ch[i+a];
a++;
}
clog<<'\n';
//cout<<ch[i+a];
//cout<<endl;
}
}
/*if(j>1000000)
{
cout<<j;break;
}*/
}/*cout<<j;*/
//cout<<j;
infile.close();
clog.close();
}
```c++
while语句没有运行完就不运行了
infile.open(file,ios::in);这句之后,你要判断open是否成功了。如果open失败,while自然不好使