https://github.com/jrincayc/ucblogo-code
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Tip revision: a3598a9b05befc6afc1e23463262cd9b3aa62501 authored by brianharvey on 14 September 2008, 04:56:48 UTC
Mac can't set bg color of editor (2.6 bug)
Tip revision: a3598a9
arity
ARITY procedurename

	outputs a list of three numbers: the minimum, default, and maximum
	number of inputs for the procedure whose name is the input.  It is an
	error if there is no such procedure.  A maximum of -1 means that the
	number of inputs is unlimited.

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