[plt-scheme] class init

From: Ivanyi Peter (pivanyi at freemail.hu)
Date: Fri Apr 14 07:23:13 EDT 2006


I create a subclass and add a new init value to the class.
How can I check the value of the supplied init value during the 
instantiation of the class? (For example the given value
certain minimal requirements.)

Thanks for any help,

Peter Ivanyi

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