C++ 教程目录

输入、输出和文件

get_fun.cpp

来源: 输入、输出和文件

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为了防止网页挂起,所有 cin 输入语句已被自动注释。请直接在代码编辑器中修改变量的值来进行测试。

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原始代码预览

// get_fun.cpp -- using get() and getline()
#include <iostream>
const int Limit = 255;

int main()
{
    using std::cout;
    using std::cin;
    using std::endl;

    char input[Limit];

    cout << "Enter a string for getline() processing:\n";
    cin.getline(input, Limit, '#');
    cout << "Here is your input:\n";
    cout << input << "\nDone with phase 1\n";

    char ch;
    cin.get(ch);
    cout << "The next input character is " << ch << endl;

    if (ch != '\n')
        cin.ignore(Limit, '\n');    // discard rest of line

    cout << "Enter a string for get() processing:\n";
    cin.get(input, Limit, '#');
    cout << "Here is your input:\n";
    cout << input << "\nDone with phase 2\n";

    cin.get(ch);
    cout << "The next input character is " << ch << endl;
/* keeping output window open */
/*
    cin.clear();
    while (cin.get() != '\n')
        continue;
    cin.get();
*/
    return 0; 
}
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