2. What is Perl?
Perl is an acronym that stands for Practical
Extraction and Reporting Language.
History
− Written by Larry Wall.
− The three chief virtues of a Perl programmer:
Laziness
Impatience
Hubris
3. Purpose of Perl
World Wide Web Programming (CGI)
Internet Server Application Programming
Interface extension
ActiveX script language
System Administration chores
Object Linking Embedded Automation
Network Programming
Graphics User Interface
4. Perl's Benefits
Ease of Programming
Rapid Prototyping
Portability
Speed
Program Maintenance
8. perl cmd
perl –h: print summary of options
"perl –c: test01.pl": check syntax without
running program
perl –v: version and patch-level of perl
"perl –W test01.pl": prints warnings about
possible bad constructs