 width=8%>?</TD>
<TD width=92%>extends the meaning of (
<P>also 0 or 1 quantifier</P>

<P>also quantifier minimizer</P>
</TD>
</TR>

<TR VALIGN="top">
<TD width=8%>*</TD>
<TD width=92%>0 or more quantifier</TD>
</TR>

<TR VALIGN="top">
<TD width=8%>+</TD>
<TD width=92%>1 or more quantifier</TD>
</TR>

<TR VALIGN="top">
<TD width=8%>{</TD>
<TD width=92%>start min/max quantifier</TD>
</TR>
</TABLE><BR>

<P>Part of a pattern that is in square brackets is called a "character class". In a