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Format your code in a consistent manner (or use perltidy to make it so). Then, use diff to identify where code might differ in blocks that appear to be repeated.
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The subroutine is the basic unit of code re-use in Perl.
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Place code shared between two subroutines in an engine, then write a wrapper around the engine.
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Engines can have subengines.
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The test of an interface's user-friendliness is whether it guides the user to pass the correct number and types of arguments to a subroutine.
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© 2003 James E. Keenan |