tmpindex.xml

By Tom Christiansen and Nathan Torkington ISBN 1-56592-243-3 First Edition, published August 1998

</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-92" file="ch01_07.htm" sect="1.6.1. Problem &#10;&#10;&#10;&#10;">
<primary>characters</primary>
<secondary>reversing</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-93" file="ch01_07.htm" sect="1.6.1. Problem &#10;&#10;&#10;&#10;">
<primary>words</primary>
<secondary>reversing</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-94" file="ch01_07.htm" sect="1.6.1. Problem &#10;&#10;&#10;&#10;">
<primary>reversing</primary>
<secondary>words/characters in strings</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-77" file="ch01_07.htm" sect="1.6.2. Solution ">
<primary>reverse( )</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-101" file="ch01_08.htm" sect="1.7.1. Problem &#10;&#10;&#10;&#10;">
<primary>whitespace</primary>
<secondary>tabs, expanding/compressing</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-102" file="ch01_08.htm" sect="1.7.1. Problem &#10;&#10;&#10;&#10;">
<primary>compressing tabs</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-103" file="ch01_08.htm" sect="1.7.1. Problem &#10;&#10;&#10;&#10;">
<primary>expanding tabs</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-104" file="ch01_08.htm" sect="1.7.1. Problem &#10;&#10;&#10;&#10;">
<primary>tabs</primary>
<see>whitespace</see>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-83" file="ch01_08.htm" sect="1.7.3. Discussion ">
<primary>Text::Tabs
module</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-84" file="ch01_08.htm" sect="1.7.3. Discussion ">
<primary sortas="1 while">&quot;1 while&quot;</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-110" file="ch01_09.htm" sect="1.8.1. Problem &#10;&#10;&#10;&#10;">
<primary>variables</primary>
<secondary>expanding in user input</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-111" file="ch01_09.htm" sect="1.8.1. Problem &#10;&#10;&#10;&#10;">
<primary>expanding variables in user input</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-112" file="ch01_09.htm" sect="1.8.1. Problem &#10;&#10;&#10;&#10;">
<primary>input</primary>
<secondary>expanding variables in</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-113" file="ch01_09.htm" sect="1.8.1. Problem &#10;&#10;&#10;&#10;">
<primary>strings</primary>
<seealso sortas="zzz">variables</seealso>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-88" file="ch01_09.htm" sect="1.8.2. Solution ">
<primary>references</primary>
<secondary>symbolic</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-89" file="ch01_09.htm" sect="1.8.2. Solution ">
<primary sortas="ee substitution modifier">/ee substitution
modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-90" file="ch01_09.htm" sect="1.8.3. Discussion ">
<primary sortas="e substitution modifier">/e substitution
modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-91" file="ch01_09.htm" sect="1.8.3. Discussion ">
<primary>eval( )</primary>
<secondary>in
substitution</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-92" file="ch01_09.htm" sect="1.8.3. Discussion ">
<primary sortas="x substitution modifier">/x substitution modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-123" file="ch01_10.htm" sect="1.9.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;&#10;">
<primary>capitalization</primary>
<secondary>converting between cases</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-124" file="ch01_10.htm" sect="1.9.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;&#10;">
<primary>converting</primary>
<secondary>character case</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-125" file="ch01_10.htm" sect="1.9.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;&#10;">
<primary>characters</primary>
<secondary>converting case</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-126" file="ch01_10.htm" sect="1.9.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;&#10;">
<primary>case</primary>
<secondary>converting</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-127" file="ch01_10.htm" sect="1.9.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;&#10;">
<primary>uppercase, converting to lowercase</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-128" file="ch01_10.htm" sect="1.9.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;&#10;">
<primary>lowercase, converting to uppercase</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-129" file="ch01_10.htm" sect="1.9.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;&#10;">
<primary>strings</primary>
<secondary>converting case</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-97" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary>lc(
)</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-98" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary>uc( )</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-99" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary sortas="U string escape">\U string
escape</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-100" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary sortas="L string escape">\L string escape</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-101" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary sortas="l string escape">\l string
escape</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-102" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary sortas="u string escape">\u string escape</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-103" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary>lcfirst( )</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-104" file="ch01_10.htm" sect="1.9.2. Solution ">
<primary>ucfirst( )</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-105" file="ch01_10.htm" sect="1.9.3. Discussion ">
<primary>use
pragmas</primary>
<secondary>use locale pragma</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-106" file="ch01_10.htm" sect="1.9.3. Discussion ">
<primary>tr///
operator</primary>
<secondary>converting case
with</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-111" file="ch01_10.htm" sect="1.9.3. Discussion ">
<primary>randcap program (example)</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-116" file="ch01_10.htm" sect="1.9.3. Discussion ">
<primary>bitwise
operators</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-157" file="ch01_11.htm" sect="1.10.1. Problem &#10;&#10;&#10;">
<primary>strings</primary>
<secondary>interpolating functions/expression within</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-158" file="ch01_11.htm" sect="1.10.1. Problem &#10;&#10;&#10;">
<primary>functions</primary>
<secondary>interpolating within strings</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-159" file="ch01_11.htm" sect="1.10.1. Problem &#10;&#10;&#10;">
<primary>expressions, interpolating within strings</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-124" file="ch01_11.htm" sect="1.10.3. Discussion ">
<primary>backtick
(`)</primary>
<secondary>expanding</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-125" file="ch01_11.htm" sect="1.10.3. Discussion ">
<primary sortas="backtick">`
(backtick)</primary>
<secondary>expanding</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-165" file="ch01_12.htm" sect="1.11.1. Problem &#10;&#10;&#10;">
<primary>whitespace</primary>
<secondary>indenting here documents</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-166" file="ch01_12.htm" sect="1.11.1. Problem &#10;&#10;&#10;">
<primary>here documents</primary>
<secondary>indenting</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-167" file="ch01_12.htm" sect="1.11.1. Problem &#10;&#10;&#10;">
<primary>indents</primary>
<see>whitespace</see>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-129" file="ch01_12.htm" sect="1.11.2. Solution ">
<primary>s///
operator</primary>
<secondary>stripping whitespace
with</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-130" file="ch01_12.htm" sect="1.11.3. Discussion ">
<primary sortas="s substitution modifier">\s substitution modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-131" file="ch01_12.htm" sect="1.11.3. Discussion ">
<primary>dequote( )</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-174" file="ch01_13.htm" sect="1.12.1. Problem &#10;&#10;&#10;&#10;&#10;">
<primary>strings</primary>
<secondary>reformatting paragraphs</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-175" file="ch01_13.htm" sect="1.12.1. Problem &#10;&#10;&#10;&#10;&#10;">
<primary>paragraphs</primary>
<secondary>reformatting</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-176" file="ch01_13.htm" sect="1.12.1. Problem &#10;&#10;&#10;&#10;&#10;">
<primary>Text::Wrap module</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-177" file="ch01_13.htm" sect="1.12.1. Problem &#10;&#10;&#10;&#10;&#10;">
<primary>wrapping paragraph text</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-178" file="ch01_13.htm" sect="1.12.1. Problem &#10;&#10;&#10;&#10;&#10;">
<primary>words</primary>
<secondary>wrapping paragraph text</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-135" file="ch01_13.htm" sect="1.12.3. Discussion ">
<primary>columns</primary>
<secondary>wrapping
paragraphs by</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-136" file="ch01_13.htm" sect="1.12.3. Discussion ">
<primary>wrapdemo program (example)</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-137" file="ch01_13.htm" sect="1.12.3. Discussion ">
<primary>Term::ReadKey
module</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-138" file="ch01_13.htm" sect="1.12.3. Discussion ">
<primary>fmt
program</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-188" file="ch01_14.htm" sect="1.13.1. Problem &#10;&#10;&#10;">
<primary>characters</primary>
<secondary>escaping</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-189" file="ch01_14.htm" sect="1.13.1. Problem &#10;&#10;&#10;">
<primary>escaping chacters</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-190" file="ch01_14.htm" sect="1.13.1. Problem &#10;&#10;&#10;">
<primary>strings</primary>
<secondary>escaping characters</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-144" file="ch01_14.htm" sect="1.13.2. Solution ">
<primary>backslash
(\)</primary>
<secondary>escaping
characters</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-145" file="ch01_14.htm" sect="1.13.2. Solution ">
<primary sortas="backslash">\
(backslash)</primary>
<secondary sortas="escaping characters">escape
characters</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-146" file="ch01_14.htm" sect="1.13.3. Discussion ">
<primary>command
interpreters</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-147" file="ch01_14.htm" sect="1.13.3. Discussion ">
<primary>quotemeta( )</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-148" file="ch01_14.htm" sect="1.13.3. Discussion ">
<primary sortas="Q string metacharacter">\\\` string
metacharacter</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-149" file="ch01_14.htm" sect="1.13.3. Discussion ">
<primary sortas="E string metacharacter">\E string
metacharacter</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-202" file="ch01_15.htm" sect="1.14.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;">
<primary>strings</primary>
<secondary>removing leading/trailing spaces</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-203" file="ch01_15.htm" sect="1.14.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;">
<primary>deleting</primary>
<secondary>whitespace at string ends</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-204" file="ch01_15.htm" sect="1.14.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;">
<primary>whitespace</primary>
<secondary>deleting leading/trailing</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-205" file="ch01_15.htm" sect="1.14.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;">
<primary>trailing whitespace, removing</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-206" file="ch01_15.htm" sect="1.14.1. Problem &#10;&#10;&#10;&#10;&#10;&#10;">