Further Exploration
Now you know how to parse pricing information from a web pageâwhat you do with this information is up to you. If you are so inclined, you can expand your experience with some of the following suggestions.
Since the prices in the example store change on a daily basis, monitor the daily price changes for a month and save your parsed results in a database.
Develop scripts that graph price fluctuations.
Read about sending email with webbots in Chapter 16, and develop scripts that notify you when prices hit preset high or low thresholds.
While this chapter covers monitoring prices online, you can use similar parsing techniques to monitor and parse other types of data found in HTML tables. Consider using the techniques you learned ...
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