Issue ID: 16614
Summary: [META] Each artifact in the standard library should
have a meaningful example
This is likely to stay open for a long time. Feel free to create other bugs
(either at function/type level or at module level) and make this depend upon
Having a good example for everything there is in the standard library would
vault the quality of our documentation to the next level, and is a terrific way
for new members to learn.