Overloading in Perl / Using overload.pm

Defining Constant Handlers

• Define a constant handler hash
• Keys are integer, float, binary, q or qr
• Values are subroutine references
• Subroutine is passed three arguments
• Original string representation of constant
• How Perl wants to interpret the constant
• (for q and qr) Describes how string is being used (q, qq, tr, s)
• Install during import subroutine