PERL Class Lesson 3

Welcome to PERL Class
Saturdays 10am - 12pm in the Training Room

<< LESSON 3 >>

2009.05.16
GETTING STARTED

- review what was done last week
- vim input.pl
- defined
     - $ (string)
   & - chomp
   & -
- change permissions (chmod 755 input.pl)
- run input.pl

- vim array.pl
- defined
   & - scalar (a number or string variable)
   & - array (only thing that can go in an array is a list of variables)

- change permissions (chmod 755 array.pl)
- run and see output of list of array
- open and add new scalar variable to count elements in array
- run and see output of list and amount of array

- vim if.pl
- defined
   & - if (zero is a false value and everything else is a true)
   & - else
- change permissions (chmod 755 if.pl)
- run if.pl
- open and add