Chapter 4. Subroutines


Item 23: Understand the difference between my and local .

Item 24: Avoid using @_ directlyunless you have to.

Item 25: Use wantarray to write subroutines returning lists.

Item 26: Pass references instead of copies.

Item 27: Use hashes to pass named parameters.

Item 28: Use prototypes to get special argument parsing.

Item 29: Use subroutines to create other subroutines.



Effective Perl Programming. Writing Better Programs with Perl
Effective Perl Programming: Writing Better Programs with Perl
ISBN: 0201419750
EAN: 2147483647
Year: 1996
Pages: 116

Similar book on Amazon

flylib.com © 2008-2017.
If you may any questions please contact us: flylib@qtcs.net