1 | See Perl Home Page http://www.perl.com/ for background information and resources such as manual! |
2 | This foilset mainly extends the previous Perl Overview with a discussion of some key Perl5 capabilities. However, some topics may be advanced Perl4 features |
3 | We give an initial summary of Perl5 changes and then discuss: |
4 | Some old and new functions in Perl |
5 | Regular expression enhancements |
6 | New syntax, especially -> and => |
7 | New subroutine calling and declaration syntax |
8 | Hard (address) and soft (symbol table) references |
9 | General data structures, including multidimensional arrays |
10 | Object-oriented features: packages, classes, and methods |