Tutorial 2 World Factbook, Page 2 Filtering
From Progzoo
In these examples we select only some countries to print. A process that takes a list and selects only certain items is a "filter". Some get through, some don't.
You may need to review <a rref="../ht25Tests/"> testing strings and numbers</a> before you attempt these questions.
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Selecting a region.
Print the countries where the region is Europe.
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Picking the stans.
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Countries with a z.
Print only those countries where the name contains the letter z
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Small countries (by area).
Print the countries that have an area of less than 100.
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