set consisting of all characters in the string

<tr>
<td>SetIdent
<td> the previously declared character set with this name

<tr>
<td valign=top>CHR(i)
<td valign=top>a character set consisting of a single element with the ordinal value i
(i &lt;=127)

<tr>
<td valign=top>CHR(&quot;x&quot;)
<td valign=top>a character set consisting of the single character &quot;x&quot;

<tr>
<td valign=top>CHR(i) .. CHR(j)
<td valign=top>a character set consisting of all characters whose ordinal values are in the
range i ..