6-1.cpp

来自「为初学者提供的最佳的C++程序设计源程序库」· C++ 代码 · 共 13 行

#include<iostream.h>
void main()
{
	char str[20];
	char *p;
	cout<<"enter a string (less than 20 character):";
	cin>>str;
	p=str;
	while(*p!='\0')
		p++;
	cout<<"the string length:"<<p-str<<"\n";
	return;
}