Basic HTML version of Foils prepared Sept 20 97

Foil 6 Perl Modules -- Packages - I

From Perl5 and Advanced Perl4 Features Computational Science for Information Age Course CPS616 -- Sept 20 97. by Geoffrey C. Fox,Nancy McCracken,Tom Scavo
1 package fred;
2 $var = 3.14159; # defines fred to be a package and var to be a variable in this package so that variables following this statement should be accessed by
3 $globalaccess = $fred::var;
4 Packages can be nested
5 package fred;
6 ....................
7 package jim;
8 $var = 3.14159; # and now we use syntax
9 $globalaccess = $fred::jim::var;
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