(C++) std::string

include <iostream>

include <string>


int main()
{
  const std::string myString1 = "Hello";
  const std::string myString2 = "World";
  const std::string mySentence = myString1 + " " + myString2;
  std::cout << mySentence << std::endl;
}

Handy functions

• std::replace
• std::string::find

Common problems with strings

• Converting a std::string to an integer
• Converting a std::string to a double
• Converting an integer to a std::string
• Converting a double to a std::string
• Check if a std::string can be converted to an integer
• Check if a std::string can be converted to a double
• Convert a std::string to lower case
• Convert a std::string to upper case
• Finding a std::string in a std::string
• Get the path of a filename
• Get the extension of a filename
• Remove the extension of a filename
• Replace parts of a string by other strings
• Search a std::string in a std::string
• Seperate a std::string into multiple std::strings, seperated by a seperator
• Convert between std::string and AnsiString

Comparable data types

• C++ AnsiString
• C++ std::string
• Prolog String
• SQL varchar

Topic links

• ::, scope operator
• <<, stream out operator
• #include
• char
• const
• cout
• endl
• #include
• int
• iostream(header file)
• main
• return
• scope operator, ::
• std
• std::cout
• std::endl
• stream out operator, <<

Reference

• 1) Bjarne Stroustrup. The C++ Programming Language (3rd edition).ISBN: 0-201-88954-4 Chapter 5.8.5: 'Use string rather then zero-terminated arrays of char'.
• 2) Herb Sutter and Andrei Alexandrescu. C++ coding standards: 101 rules, guidelines, and best practices. ISBN: 0-32-111358-6. Chapter 77: 'Use vector and string instead of arrays.'
• 3) Scott Meyers. Effective STL. ISBN: 0-201-74962-9. Item 13: 'Prefer vector and string to dynamically allocated arrays'
• 4) Jarrod Hollingworth, Bob Swart, Mark Cashman, Paul Gustavson. Sams C++ Builder 6 Developer's Guide. ISBN: 0-672-32480-6. Chapter 3.1: 'Use a string class instead of char*'