Essential Information In Perl

Perl comes with documentation as standard, including a complete set of manual pages that can
be accessed with the perldoc program,

• use the command line for view Perl Man Pages

[sivkumar@VersionTech sivkumar] perldoc perl
return a list of the (many) standard Perl manual pages available as part of every Perl installation

• The perldoc command can also return information on specific Perl modules

[sivkumar@VersionTech sivkumar]perldoc CGI
[sivkumar@VersionTech sivkumar]perldoc DBI

• Type perldoc perldoc for information on using perldoc itself, and perldoc -h for a brief summary of options.

• Function in the perlfunc page

[sivkumar@VersionTech sivkumar] perldoc -f funcname
# look up a function in the perlfunc page

perldoc -f split
perldoc -f sort

• Display source code file

[sivkumar@VersionTech sivkumar] perldoc -m module # display source code file

perldoc -m CGI
perldoc -m DBI

• perlfaq documentation

[sivkumar@VersionTech sivkumar] perldoc -q pattern # search the perlfaq documentation

• Insensitive lookup

[sivkumar@VersionTech sivkumar] perldoc -i [options] # do a case insensitive lookup or search

perldoc -i cgi