Accessing a Hash
- Hashes have a different namespace than scalars, arrays, or filehandles
- Use curly braces instead of brackets
$capitals{"Ohio"} = "Columbus";
$capitals{"Utah"} = "Salt Lake City";
$capitals{ 'O' . 'hi' . "o" } = "Columbus";
| CPU: Perl, Fall 2005 | Perl, Week 4: More Arrays, Context, Subroutines, Lexical Variables | #42 |
$capitals{"Ohio"} = "Columbus";
$capitals{"Utah"} = "Salt Lake City";
$capitals{ 'O' . 'hi' . "o" } = "Columbus";
| Copyright © 2005 Ian Langworth |