# Chapter 10. Exceptions(异常)
# Chapter 10 Introduction(章节介绍)
WHEN used to best advantage, exceptions can improve a program’s readability, reliability, and maintainability. When used improperly, they can have the opposite effect. This chapter provides guidelines for using exceptions effectively.
当充分利用好异常时,可以提高程序的可读性、可靠性和可维护性。如果使用不当,则会产生负面效果。本章提供了有效使用异常的指南。