Scripting with AWK

…As you've seen, AWK is extremely useful for quick interactive development…of small command line programs, to massage text data into different formats.…But if you find yourself performing the same task repeatedly,…you can save it into a file for later use.…For example, suppose you received the information for the contact page…of your bowling league in a form of a file like this.…Suppose you want to produce an HTML file, with a…bulleted listed of the officers titles, names, and clickable email addresses.…You could use the techniques described in this…course to extract this information without too much difficulty.…

But if you know you're going to get an update for this page once…a quarter, it would be a good idea to store the code in a file.…So you don't have to recreate it every time.…We call this file a shell script.…The information in this movie applies only to Unix systems including Mac OS X.…If you're on a Windows system, you can…perform some of the same tasks using batch script.…The first thing to do when creating a shell script is to put a…