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zap-to-char function barely changed between GNU Emacs
version 19 and GNU Emacs version 21. However,
calls another function,
kill-region, which enjoyed a major rewrite
on the way to version 21.
kill-region function in Emacs 19 is complex, but does not
use code that is important at this time. We will skip it.
kill-region function in Emacs 21 is easier to read than the
same function in Emacs 19 and introduces a very important concept,
that of error handling. We will walk through the function.
But first, let us look at the interactive
The complete implementation. 8.1.1 The
A three part interactive expression. 8.1.2 The Body of
A short overview. 8.1.3 The
How to search for a string. 8.1.4 The
8.1.5 Summing up
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