PracticeDev/study_cpp/cpp_primer_source_code/Chapter 4/strtype4.cpp

29 lines
970 B
C++

// strtype4.cpp -- line input
#include <iostream>
#include <string> // make string class available
#include <cstring> // C-style string library
int main()
{
using namespace std;
char charr[20];
string str;
cout << "Length of string in charr before input: "
<< strlen(charr) << endl;
cout << "Length of string in str before input: "
<< str.size() << endl;
cout << "Enter a line of text:\n";
cin.getline(charr, 20); // indicate maximum length
cout << "You entered: " << charr << endl;
cout << "Enter another line of text:\n";
getline(cin, str); // cin now an argument; no length specifier
cout << "You entered: " << str << endl;
cout << "Length of string in charr after input: "
<< strlen(charr) << endl;
cout << "Length of string in str after input: "
<< str.size() << endl;
// cin.get();
return 0;
}