1,583
edits
Changes
→Regular Expressions
Regular expressions are quite powerful, and there are many options. We use the Python Regular Expression system, and we will document that here. In addition, you can use any Python Regular Expression resource.
''whitespace'' - The term "whitespace" is used below to mean one or more character that you don't see. For example, whitespace includes tabs, spaces, and newlines.
There are some characters that have special meaning with regular expressions. They are:
They can be used as described:
* '.'matches any character (letter, number, or other)
* '^' matches beginning of text
* '$' matches end of text
