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A lot of formatting, tagging and tidy up. Some consistency at last

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pete_morgan
2006-09-25 21:47:31 +00:00
parent cffb3cf957
commit 345a0d56fa
12 changed files with 259 additions and 236 deletions
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63
docs/en/designers/language-builtin-functions/language-function-php.xml
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@@ -3,63 +3,60 @@
<sect1 id="language.function.php">
<title>{php}</title>
<para>
The {php} tags allow PHP code to be embedded directly into the template. They
The <varname>{php}</varname> tags allow PHP code to be embedded directly into the template. They
will not be escaped, regardless of the <link
linkend="variable.php.handling">$php_handling</link> setting. This
linkend="variable.php.handling"><parameter>$php_handling</parameter></link> setting. This
is for advanced users only, not normally needed and not recommended.
</para>
<example>
<title>{php} tags</title>
<programlisting>
<![CDATA[
{php}
// including a php script directly
// from the template.
include('/path/to/display_weather.php');
{/php}
]]>
</programlisting>
</example>
<note>
<note>
<title>Technical Note</title>
<para>
To access PHP variables in {php} blocks you may need to use the PHP
To access PHP variables in <varname>{php}</varname> blocks you will need to use the PHP
<ulink url="&url.php-manual;global">global</ulink>
keyword.
</para>
</note>
<example>
<title>Example php in {php} tags</title>
<programlisting>
<![CDATA[
{php}
// including a php script directly from the template.
include('/path/to/display_weather.php');
{/php}
]]>
</programlisting>
</example>
<example>
<title>{php} tags with global and assigning a variable</title>
<programlisting role="php">
<![CDATA[
{* this template includes a {php} block that assign's the variable $varX *}
{php}
global $foo, $bar;
if($foo == $bar){
echo 'This will come out in the template';
echo 'This will be sent to browser';
}
$this->assign('varX','Strawberry');
// assign a variable to Smarty
$this->assign('varX','Toffee');
{/php}
<strong>{$varX}</strong> is my fav ice cream
{* output the variable *}
<strong>{$varX}</strong> is my fav ice cream :-)
]]>
</programlisting>
<para>The following seriously NOT recommended as its in the template scope</para>
<programlisting>
<![CDATA[
{php}
print_r($some_array);
{/php}
]]>
</programlisting>
</example>
<para>
See also
<link linkend="variable.php.handling">$php_handling</link>,
<link linkend="language.function.include.php">{include_php}</link>,
<link linkend="language.function.include">{include}</link>,
<link linkend="language.function.insert">{insert}</link> and
<link linkend="tips.componentized.templates">Componentized Templates</link>.
<link linkend="variable.php.handling"><parameter>$php_handling</parameter></link>,
<link linkend="language.function.include.php"><varname>{include_php}</varname></link>,
<link linkend="language.function.include"><varname>{include}</varname></link>,
<link linkend="language.function.insert"><varname>{insert}</varname></link>
and
<link linkend="tips.componentized.templates">componentized templates</link>.
</para>
</sect1>
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