tmpindex.xml

by Randal L. Schwartz and Tom Phoenix ISBN 0-596-00132-0 Third Edition, published July 2001. (See

<primary sortas="@ underscore">_ (underscore)</primary>
<secondary>improving number
legibility</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-226" file="ch04_02.htm" sect="4.2.1. Numbers">
<primary>underscore
(_)</primary>
<secondary>improving number
legibility</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-227" file="ch04_02.htm" sect="4.2.2. String Interpolation">
<primary>string literals</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-228" file="ch04_02.htm" sect="4.2.2. String Interpolation">
<primary>quoting
schemes</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-229" file="ch04_02.htm" sect="4.2.2. String Interpolation">
<primary>alternate quoting
schemes</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-230" file="ch04_02.htm" sect="4.2.2. String Interpolation">
<primary>strings, alternate
schemes for quoting</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-231" file="ch04_02.htm" sect="4.2.3. Here Documents">
<primary>lists</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-232" file="ch04_02.htm" sect="4.2.3. Here Documents">
<primary>scalars</primary>
<secondary>lists
of</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-233" file="ch04_02.htm" sect="4.2.4. Lists">
<primary>lists</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-234" file="ch04_02.htm" sect="4.2.4. Lists">
<primary>scalars</primary>
<secondary>lists
of</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-235" file="ch04_02.htm" sect="4.2.5. Variables">
<primary>variables</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-236" file="ch04_02.htm" sect="4.2.5. Variables">
<primary>undef value</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-237" file="ch04_02.htm" sect="4.2.5. Variables">
<primary sortas="@ equal">= (equal
sign)</primary>
<secondary>assignment
operator</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-238" file="ch04_02.htm" sect="4.2.5. Variables">
<primary>equal sign
(=)</primary>
<secondary>assignment
operator</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-239" file="ch04_02.htm" sect="4.2.5. Variables">
<primary sortas="@ dollar">$ (dollar
sign)</primary>
<secondary>signifying scalar
variables</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-240" file="ch04_02.htm" sect="4.2.5. Variables">
<primary>dollar sign
($)</primary>
<secondary>signifying scalar
variables</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-241" file="ch04_02.htm" sect="4.2.5. Variables">
<primary>memory</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-242" file="ch04_02.htm" sect="4.2.5. Variables">
<primary>namespaces</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-243" file="ch04_02.htm" sect="4.2.5.1. Arrays">
<primary>arrays</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-244" file="ch04_02.htm" sect="4.2.5.1. Arrays">
<primary>scalars</primary>
<secondary>arrays
of</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-245" file="ch04_02.htm" sect="4.2.5.1. Arrays">
<primary sortas="@ at">@ (at
sign)</primary>
<secondary>signifying
arrays</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-246" file="ch04_02.htm" sect="4.2.5.1. Arrays">
<primary>at sign
(@)</primary>
<secondary>signifying arrays</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-247" file="ch04_02.htm" sect="4.2.5.2. Hashes">
<primary>hashes</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-248" file="ch04_02.htm" sect="4.2.5.2. Hashes">
<primary sortas="@ percent">% (percent sign)</primary>
<secondary>signifying
variable
type</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-249" file="ch04_02.htm" sect="4.2.5.2. Hashes">
<primary>naming</primary>
<secondary>variables</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-250" file="ch04_02.htm" sect="4.2.5.2. Hashes">
<primary sortas="@ equal">= (equal sign)</primary>
<secondary sortas="hash name/value pairs">in hash name/value
pairs</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-251" file="ch04_02.htm" sect="4.2.5.2. Hashes">
<primary>equal sign
(=)</primary>
<secondary sortas="hash name/value pairs">in hash
name/value pairs</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-252" file="ch04_02.htm" sect="4.2.5.2. Hashes">
<primary>equal sign (=)</primary>
<secondary sortas="z-equal@ right">=&gt; operator, defining key/value
pairs</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-253" file="ch04_02.htm" sect="4.2.5.2. Hashes">
<primary sortas="@ equal">=
(equal sign)</primary>
<secondary sortas="z-equal@ right">=&gt;
operator, defining key/value pairs</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-254" file="ch04_02.htm" sect="4.2.6. Scalar and List Contexts">
<primary>scalar
context</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-255" file="ch04_02.htm" sect="4.2.6. Scalar and List Contexts">
<primary>list
context</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-256" file="ch04_02.htm" sect="4.2.6. Scalar and List Contexts">
<primary>variables</primary>
<secondary>scalar
and list
context</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-257" file="ch04_02.htm" sect="4.2.6. Scalar and List Contexts">
<primary>context</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-258" file="ch04_02.htm" sect="4.2.6. Scalar and List Contexts">
<primary sortas="scalar">scalar()</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-259" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>declarations</primary>
<secondary>variables</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-260" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>scope,
variable</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-261" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>variables</primary>
<secondary>declaration
and scope</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-262" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>dynamic scoping</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-263" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>lexical
scoping</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-264" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>private
variables</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-265" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>variables</primary>
<secondary>local vs.
private</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-266" file="ch04_02.htm" sect="4.2.7. Declarations and Scope">
<primary>local
variables</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-269" file="ch04_03.htm" sect="4.3. Statements">
<primary>statements</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-270" file="ch04_03.htm" sect="4.3. Statements">
<primary>block of
statements</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-271" file="ch04_03.htm" sect="4.3. Statements">
<primary>braces
{}</primary>
<secondary>delimiting statement
blocks</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-272" file="ch04_03.htm" sect="4.3. Statements">
<primary sortas="@ braces">{} (braces)</primary>
<secondary>delimiting statement
blocks</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-273" file="ch04_03.htm" sect="4.3. Statements">
<primary>curly
braces</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-274" file="ch04_03.htm" sect="4.3. Statements">
<primary>labels</primary>
<secondary>statement
blocks</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-275" file="ch04_03.htm" sect="4.3. Statements">
<primary>naming</primary>
<secondary>statement
block labels</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-276" file="ch04_03.htm" sect="4.3.1. Conditionals and Loops">
<primary>conditional
statements</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-277" file="ch04_03.htm" sect="4.3.1. Conditionals and Loops">
<primary>loops</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-278" file="ch04_03.htm" sect="4.3.1. Conditionals and Loops">
<primary>if
statement</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-279" file="ch04_03.htm" sect="4.3.1. Conditionals and Loops">
<primary>unless
statement</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-280" file="ch04_03.htm" sect="4.3.1.1. while loops">
<primary>while loops</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-281" file="ch04_03.htm" sect="4.3.1.1. while loops">
<primary>until statement</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-282" file="ch04_03.htm" sect="4.3.1.1. while loops">
<primary>continue block</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-283" file="ch04_03.htm" sect="4.3.1.2. for loops">
<primary>for loops</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-284" file="ch04_03.htm" sect="4.3.1.3. foreach loops">
<primary>foreach loops</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-285" file="ch04_03.htm" sect="4.3.1.4. Modifiers">
<primary>modifiers,
conditional</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-286" file="ch04_03.htm" sect="4.3.1.4. Modifiers">
<primary>conditional
modifiers</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-287" file="ch04_03.htm" sect="4.3.1.4. Modifiers">
<primary>if
modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-288" file="ch04_03.htm" sect="4.3.1.4. Modifiers">
<primary>unless
modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-289" file="ch04_03.htm" sect="4.3.1.4. Modifiers">
<primary>while
modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-290" file="ch04_03.htm" sect="4.3.1.4. Modifiers">
<primary>until
modifier</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-291" file="ch04_03.htm" sect="4.3.1.4. Modifiers">
<primary>do statement, conditional modifiers
with</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-292" file="ch04_03.htm" sect="4.3.1.5. Loop control">
<primary>labels</primary>
<secondary>loops</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-293" file="ch04_03.htm" sect="4.3.1.5. Loop control">
<primary>naming</primary>
<secondary>loop
labels</secondary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-294" file="ch04_03.htm" sect="4.3.1.5. Loop control">
<primary>last command</primary>
</indexterm>

<indexterm xmlns:xt="http://www.jclark.com/xt" id="INDEX-295" file="ch04_03.htm" sect="4.3.1.5. Loop control">
<primary>next command</primary>
</indexterm>