[plt-scheme] testing if a variable is bound

From: Geoffrey Knauth (geoff at knauth.org)
Date: Wed Jan 11 04:12:54 EST 2006

How does one test if a variable is bound?

MIT/GNU Scheme has this:

Is there a way to write (bound? name) that works across Schemes?

Geoffrey S. Knauth | http://knauth.org/gsk

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