📄 3.1.htm
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<DD>
<P class=docList>Standard output (<TT>STDOUT</TT> by
default).</P><A name=IXT-3-127218></A><A
name=IXT-3-127219></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$stderr</SPAN></SPAN></SPAN>
<DD>
<P class=docList>Standard error (<TT>STDERR</TT> by
default).</P><A name=IXT-3-127220></A><A
name=IXT-3-127221></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$VERBOSE</SPAN></SPAN><A
name=IXT-3-127222></A><A name=IXT-3-127223></A></SPAN>
<DD>
<P class=docList>True if the <TT>-v</TT>, <TT>-w</TT>, or
<TT>--verbose</TT> command-line option is specified. </P><A
name=IXT-3-127224></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$-</SPAN></SPAN> <TT><I>x</I></TT></SPAN>
<DD>
<P class=docList>The value of interpreter option
<TT>-</TT><TT><I>x</I></TT>
<TT>(</TT><TT><I>x</I></TT>=<TT>0</TT>, <TT>a</TT>,
<TT>d</TT>, <TT>F</TT>, <TT>i</TT>, <TT>K</TT>, <TT>l</TT>,
<TT>p</TT>, <TT>v</TT>). </P></DD></DL>
<P class=docText><A name=IXT-3-127225></A>The following are
local variables: </P><A name=IXT-3-127226></A><A
name=IXT-3-127227></A><A name=IXT-3-127228></A><A
name=IXT-3-127229></A>
<DL class=docList><A name=IXT-3-127226></A><A
name=IXT-3-127227></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$_</SPAN></SPAN><A
name=IXT-3-127228></A></SPAN>
<DD>
<P class=docList>The last string read by <TT>gets</TT> or
<TT>readline</TT> in the current scope. </P><A
name=IXT-3-127229></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$~</SPAN></SPAN></SPAN>
<DD>
<P class=docList><TT>MatchData</TT> relating to the last
match. <TT>Regex#match</TT> method returns the last match
information. </P></DD></DL>
<P class=docText>The following variables hold values that
change in accordance with the current value of <TT>$~</TT> and
can't receive assignment: </P><A name=IXT-3-127230></A><A
name=IXT-3-127231></A><A name=IXT-3-127232></A><A
name=IXTR3-11></A>
<DL class=docList><A name=IXT-3-127230></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$</SPAN></SPAN> <TT><I>n</I></TT> <SPAN
class=docPubcolor><SPAN class=docMonofont>($1, $2,
$3...)</SPAN></SPAN> </SPAN>
<DD>
<P class=docList>The string matched in the
<TT><I>n</I></TT>th group of the last pattern match.
Equivalent to <TT><I>m</I></TT>[<TT><I>n</I></TT>], where
<TT><I>m</I></TT> is a <TT>MatchData</TT> object. </P>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$&</SPAN></SPAN></SPAN>
<DD>
<P class=docList>The string matched in the last pattern
match. Equivalent to <TT><I>m</I></TT><TT>[0]</TT>, where
<TT><I>m</I></TT> is a <TT>MatchData</TT> object. </P><A
name=IXT-3-127231></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$`</SPAN></SPAN></SPAN>
<DD>
<P class=docList>The string preceding the match in the last
pattern match. Equivalent to
<TT><I>m</I></TT><TT>.pre_match</TT>, where
<TT><I>m</I></TT> is a <TT>MatchData</TT> object. </P>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$'</SPAN></SPAN></SPAN>
<DD>
<P class=docList>The string following the match in the last
pattern match. Equivalent to
<TT><I>m</I></TT><TT>.post_match</TT>, where
<TT><I>m</I></TT> is a <TT>MatchData</TT> object. </P><A
name=IXT-3-127232></A>
<DT><SPAN class=docPubcolor><SPAN class=docPubcolor><SPAN
class=docMonofont>$+</SPAN></SPAN></SPAN>
<DD>
<P class=docList>The string corresponding to the last
successfully matched group in the last pattern match.<A
name=IXTR3-11></A> </P></DD></DL>
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