[plt-scheme] define own escape sequences?

From: Eli Barzilay (eli at barzilay.org)
Date: Tue Jun 16 11:40:37 EDT 2009

On Jun 16, Felix Klock's PLT scheme proxy wrote:
> You need to use the old require format for the older PLT version.
>    (require (lib "readerr.ss" "syntax"))

There is much that would be different in 372.

> However, my attempt to test Eli's code out led to a new problem:
> regexp-try-match does not seem to be part of v372.

That was (and still is for compatibility) provided from mzlib/string
(or (lib "string.ss" "mzlib") in the old version), and it was called

          ((lambda (x) (x x)) (lambda (x) (x x)))          Eli Barzilay:
                  http://www.barzilay.org/                 Maze is Life!

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