For a Quick-and-Dirty Calculator, Use Regular Expressions (RegEx) to Pull Numbers from Documents or Web Pages and Total Them Up—Plus, a RegEx for Removing (or Extracting) Numeric IP Addresses
Shifting gears, I end the discussion of the MultiPaste.ahk script which parses copied data into component parts for easier paste operations into other documents. With this blog, I start working on another tool for simplifying a Windows task—addition.
Sometimes I see a list of numbers in either a document or a Web page which I would like to quickly total without loading a separate calculator. For example, the shopping cart program I use for my book sales offers a summary table of all recent sales. While I can use a reports section of the site to get more information (e.g. monthly sales), I want a tool to quickly highlight the desired entries and give me the total of the individual sales. To do that I use a Regular Expression (RegEx) specifically for extracting those sales numbers. Continue reading