String

#include <string>         // Include string (std namespace)

string s1;                // Create strings

s1 = "hello";             // assign

s1.size();                // number of characters in string

s1[0];                    // 'h'

s1.substr(m, n);          // Substring of size n starting at s1[m]


s1 = to_string(12.05);    // Converts number to string