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

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