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Ingy döt Net 2013-04-10 22:43:41 -07:00
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* This example provides a bizarrely-expensive addition operation.
* It assumes the existence of an expensive procedure—say a database
* lookup—to extract the value to be added. This version uses the
* typical initialize-on-definition approach to implementation.
DEFINE('XADD(X)','XADD')
ADDVALUE = CALL_SOME_EXPENSIVE_OPERATION() :(XADD.END)
XADD XADD = X + ADDVALUE :(RETURN)
XADD.END