Question

Which header file is used to include the string object functions in C++?

(a) #include <string.h>

(b) #include <cstring>

(c) #include <string>

(d) #include <string.cpp>

I got this question in an international level competition.

My question is taken from String topic in section Source Files, Classes and Operator Overloading in C++ of C++

Answer 1

The correct option is (c) #include <string>

The explanation: #include <string> header file is used as it contains all the string object functions.