C++ Primer Plus

Working with Strings

So far, you’ve learned that you can create string objects in a variety of ways, display the contents of a string object, read data into a string object, append to a string object, assign to a string object, and concatenate two string objects. What else can you do?

You can compare strings. All six relational operators are overloaded for string objects, with one object being considered less than another if it occurs earlier in the machine collating sequence. If the machine collating sequence is the ASCII code, that implies that digits are less than uppercase characters and uppercase characters are less than lowercase characters. Each relational operator is overloaded three ways so that you can compare a string object with another ...