found = s1.find_first_of("doing"); // found == 6 // first 'o' found = s1.find_first_of("doing", 10); // found = 13 // look for 'o' found = s1.find_first_of("doing ...

The Standard Template Library (STL) is a powerful and versatile collection of C++ components that can ... when you pass an invalid argument to a string function or constructor.

The STL supports move semantics for most of its components, such as strings ... expressions are a feature of C++11 that allow you to define anonymous functions or functors inline, without having ...