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Perl 5 version 22.0 documentation
Core documentation for Perl 5 version 22.0, in HTML and PDF formats.
To find out what's new in Perl 5.22.0, read the
If you are new to the Perl language, good places to start reading are the introduction and overview at
and the extensive FAQ section, which provides answers to over 300 common questions.
When you scroll down a page, the top navigation bar remains visible at the top of your screen,
so the page name, breadcrumb trail, and other links are always available.
Pop-up index display
Documentation pages now have a 'Show page index' link in the navigation bar. Clicking this
opens a draggable, resizable window with an overview of the page you're reading.
It's now even easier to find the page you need. For example, just type 'getopt long' into
the search box to be taken directly to the Getopt::Long documentation.
Recently viewed pages
The right-hand side panel shows the last 10 documentation pages you viewed. As with the
search engine, this feature still works if you're using an offline local copy of the site.
Improved syntax highlighting
As well as a better highlighting algorithm, code blocks now have line numbers to make
it easier to see line breaks.
Module index links
View the module indexes with a single click from the left-hand side panel.
The complete documentation set is available to download for offline use.
As well as the documentation pages, the perldoc search engine is also included in the above downloads.
No installation is required, just unpack the archive and open the
index.html file in your web browser.
To obtain Perl itself, please go to