4elist1709.cpp

来自「《21天学通C＋＋》附盘的原代码。书上的每个例子在这里都有相应的C语言程序。」· C++ 代码 · 共 20 行

// Listing 17.9 - Using peek() and putback()
#include <iostream>
using namespace std;

int main()
{
	char ch;
	cout << "enter a phrase: ";
	while ( cin.get(ch) )
	{
		if (ch == '!')
			cin.putback('$');
		else
			cout << ch;
		while (cin.peek() == '#')
			cin.ignore(1,'#');
	}
	return 0;
}