ed
with the various routines.
<P>
Note: A <A HREF="Utf.html">Tcl_UniChar</A> is a Unicode character represented as an unsigned,
fixed-size quantity.

<H3><A NAME="M6">CHARACTER CLASSES</A></H3>
<B>Tcl_UniCharIsAlnum</B> tests if the character is an alphanumeric Unicode character.
<P>
<B>Tcl_UniCharIsAlpha</B> tests if the character is an alphabetic Unicode character.
<P>
<B>Tcl_UniCharIsControl</B> tests if the character is a Unicode control character.
<P>
<B>Tcl_UniCharIsDigit</B> tests if the character is