[REBOL] Re: How to check function arguments ?
From: rotenca:telvia:it at: 9-Jun-2002 1:59
Hi Jason,> >> somefunc: func [inp] [print [inp * 3.14159]] > >> somefunc 4 > 12.56636 > >> somefunc > ** Script Error: somefunc is missing its inp argument > ** Near: somefunc > > Q1: How to catch the missing param so the script won't crash?somefunc: func [inp [any-type!]] [if value? 'inp [print [inp * 3.14159]]] --- Ciao Romano