How to find the length of string in c++

Question

No of characters... Not the size

Answer 1

// string::length
#include <iostream>
#include <string>

int main ()
{
std::string str ("Test string");
std::cout << "The size of str is " << str.length() << " bytes.\n";
return 0;
}

Answer 2

int strLength;
string strName = "bsbdbdhjfgdjdjdhggff";
strLength = strlen(strName);
cout << strLength << endl;