-I directories specified by –I are Perl prepended to @INC -I enable automatic line-end processing Ming- Hwa Wang, Ph.D. -(m|M)[- executes use before COEN 388 Principles of Computer- Aided Engineering Design ][=arg{,arg}] executing your script Department of Computer Engineering -n causes Perl to assume a loop around Santa Clara University -p your script -P causes your script through the C Scripting Languages preprocessor before compilation interpreter vs. compiler -s enable switch parsing efficiency concerns -S makes Perl use the PATH environment strong typed vs. type-less variable to search for the script Perl: Practical Extraction and Report Language -T forces taint checks to be turned on so pattern matching capability you can test them -u causes Perl to dump core after Resources compiling your script Unix Perl manpages -U allow Perl to do unsafe operations Usenet newsgroups: comp.lang.perl -v print version Perl homepage: http://www.perl/com/perl/, http://www.perl.org -V print Perl configuration and @INC Download: http://www.perl.com/CPAN/ values -V: print the value of the named To Run Perl Script configuration value run as command: perl –e ‘print “Hello, world!\n”;’ -w print warning for unused variable, run as scripts (with chmod +x): perl