我如何从文本文件中读取...？ [英] How Can I Read From A Text File...?

问题描述

我有一个包含很多单词的文本，例如我想从文本文件中找到并打印一个单词Crow....我应该使用哪个函数在c ++中使用文件处理在屏幕上查找和打印

I have a text which contains a lot of words, For example i want to find and print a word "Crow" from text file....which function should i use to find and print on screen using file handling in c++

推荐答案

// reading a text file
#include < iostream > 
#include < fstream >
#include <string >
using namespace std;
 
int main () {
string line;
ifstream myfile ("example.txt");
if (myfile.is_open())
{
while ( getline (myfile,line) )
{
cout << line << '\n';
}
myfile.close();
}
 
else cout << "Unable to open file"; 
 
return 0;
}

尝试

http://www.youtube.com/watch?v=s3-DmI1ZWxE [ ^ ]

http://www.dreamincode.net/forums/topic/109268-string-search-in-a-file/ [ ^ ]

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