Art is the imposing of a pattern on experience, and our aesthetic enjoyment is recognition of the pattern.
|--Alfred North Whitehead|
You ought to be able to show that you can do it a good deal better than anyone else with the regular tools before you have a license to bring in your own improvements.
Matchmaker, Matchmaker look through your book, and make me a perfect match.
|--Sheldon Harnick, Fiddler on the Roof|
In this chapter you will learn:
What regular expressions are and when they are useful.
To use regular expressions in conjunction with classes
To iterate over matches to a regular expression.
To use character classes to match any character from a set of characters. ...