Chapter 10 - Strings. In this chapter, the learning objectives are: Learn about literal strings, learn about string constructors and commonly used methods, understand immutability of strings, learn to format numbers into strings and extract numbers from strings, learn several useful methods of the Character class, learn about the StringBuffer class. | Lecture Java methods: Object-oriented programming and data structures (2nd AP edition): Chapter 10 - Maria Litvin, Gary Litvin