Functions

In this chapter we discuss the essentials of function declarations, prototypes, and signatures; overloading functions; function call resolution; default/optional arguments; temporary variables and when they're created; reference parameters and return values; and inline functions.

5.1	Function Declarations	106
5.2	Overloading Functions	107
5.3	Optional Arguments	109
5.4	Operator Overloading	111
5.5	Parameter Passing by Value	116
5.6	Parameter Passing by Reference	118
5.7	References to const	121
5.8	Function Return Values	122
5.9	Returning References from Functions	122
5.10	Overloading on const-ness	124
5.11	Inline Functions	126
5.12	Inlining versus Macro Expansion	127