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alindemanalindeman
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adding note to language constructs
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@125705 c90b9560-bf6c-de11-be94-00142212c4b1
1 parent e5f0406 commit a111f6f

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‎language-snippets.ent‎

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@@ -120,6 +120,11 @@ linkend="features.safe-mode">safe mode</link> is enabled, PHP checks whether
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the directory in which you are about to operate has the same UID (owner) as the
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script that is being executed.</simpara></note>'>
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<!ENTITY note.language-construct '<note><simpara>Because this is a
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language construct and not a function, it cannot be called using
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<link linkend="functions.variable-functions">variables functions</link></simpara>
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</note>'>
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<!-- Common pieces in features/safe-mode.xml
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Jade doesn't allow in-line entities, so I put them here... Though they
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should have been inline in safe-mode.xml -->

‎language/control-structures.xml‎

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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.69 $ -->
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<!-- $Revision: 1.70 $ -->
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<chapter id="control-structures">
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<title>Control Structures</title>
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The <function>require</function> statement includes and evaluates
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the specific file.
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</simpara>
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&note.language-construct;
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<simpara>
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<function>require</function> includes and evaluates a specific file.
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Detailed information on how this inclusion works is described in the
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The <function>include</function> statement includes and evaluates
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the specified file.
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</simpara>
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&note.language-construct;
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<simpara>
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The documentation below also applies to <function>require</function>.
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The two constructs are identical in every way except how they handle

‎reference/strings/functions/echo.xml‎

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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.8 $ -->
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<!-- $Revision: 1.9 $ -->
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<!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
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<refentry id="function.echo">
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<refnamediv>
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language construct) so you are not required to use parentheses
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with it. In fact, if you want to pass more than one parameter
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to echo, you must not enclose the parameters within parentheses.
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It is not possible to use <function>echo</function> in a
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<link linkend="functions.variable-functions">variable function</link>
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context.
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</para>
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&note.language-construct;
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<para>
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<example>
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<title><function>echo</function> examples</title>
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<programlisting role="php">

‎reference/strings/functions/print.xml‎

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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.6 $ -->
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<!-- $Revision: 1.7 $ -->
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<!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
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<refentry id="function.print">
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<refnamediv>
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language construct) so you are not required to use parentheses
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with it.
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</para>
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&note.language-construct;
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<example>
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<title><function>print</function> examples</title>
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<programlisting role="php">

‎reference/var/functions/empty.xml‎

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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.3 $ -->
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<!-- $Revision: 1.4 $ -->
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<!-- splitted from ./en/functions/var.xml, last change in rev 1.2 -->
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<refentry id="function.empty">
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<refnamediv>
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<function>empty</function> is a language construct.
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</para>
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</note>
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&note.language-construct;
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<para>
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This is the opposite of
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<literal>(boolean) <parameter>var</parameter></literal>,

‎reference/var/functions/isset.xml‎

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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.7 $ -->
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<!-- $Revision: 1.8 $ -->
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<!-- splitted from ./en/functions/var.xml, last change in rev 1.2 -->
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<refentry id="function.isset">
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<refnamediv>
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<function>isset</function> is a language construct.
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</para>
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</note>
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&note.language-construct;
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<simpara>
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Returns &true; if <parameter>var</parameter> exists; &false; otherwise.
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</simpara>

‎reference/var/functions/unset.xml‎

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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.2 $ -->
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<!-- $Revision: 1.3 $ -->
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<!-- splitted from ./en/functions/var.xml, last change in rev 1.2 -->
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<refentry id="function.unset">
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<refnamediv>
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<function>unset</function> is a language construct.
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</para>
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</note>
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&note.language-construct;
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<para>
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<function>unset</function> destroys the specified variables. Note
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that in PHP 3, <function>unset</function> will always return &true;

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