July 2005
Beginner
312 pages
9h 23m
English
Content preview from Learning Perl, Fourth EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Command-Line Options in Your Programs
If you’d like to make programs that take command-line options (like Perl’s -w for warnings, for example), there are modules that let you do this in a standard way. See the documentation for the Getopt::Long and Getopt::Std modules.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.