<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Embedding Vars in Double Quotes</title>
<meta name="generator" content="DocBook XSL Stylesheets V1.75.1">
<link rel="home" href="index.html" title="Smarty Manual">
<link rel="up" href="language.basic.syntax.html" title="Chapter 3. Basic Syntax">
<link rel="prev" href="language.syntax.attributes.html" title="Attributes">
<link rel="next" href="language.math.html" title="Math">
</head>
<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF">
<div class="navheader">
<table width="100%" summary="Navigation header">
<tr><th colspan="3" align="center">Embedding Vars in Double Quotes</th></tr>
<tr>
<td width="20%" align="left">
<a accesskey="p" href="language.syntax.attributes.html">Prev</a> </td>
<th width="60%" align="center">Chapter 3. Basic Syntax</th>
<td width="20%" align="right"> <a accesskey="n" href="language.math.html">Next</a>
</td>
</tr>
</table>
<hr>
</div>
<div class="sect1" title="Embedding Vars in Double Quotes">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="language.syntax.quotes"></a>Embedding Vars in Double Quotes</h2></div></div></div>
<div class="itemizedlist"><ul class="itemizedlist" type="disc">
<li class="listitem"><p>
Smarty will recognize <a class="link" href="api.assign.html" title="assign()">assigned</a>
<a class="link" href="language.syntax.variables.html" title="Variables">variables</a>
embedded in "double quotes" so long as the variable name contains only numbers,
letters, under_scores and brackets[].
See <a class="ulink" href="http://php.net/language.variables" target="_top">naming</a>
for more detail.
</p></li>
<li class="listitem"><p>
With any other characters, for example a .period or
<code class="literal">$object>reference</code>, then the variable must be
surrounded by <code class="literal">`backticks`</code>.
</p></li>
<li class="listitem"><p>You cannot embed
<a class="link" href="language.modifiers.html" title="Chapter 5. Variable Modifiers">modifiers</a>, they must always
be applied outside of quotes.
</p></li>
</ul></div>
<div class="example">
<a name="id3028364"></a><p class="title"><b>Example 3.5. Syntax examples</b></p>
<div class="example-contents"><pre class="programlisting">
{func var="test $foo test"} <-- sees $foo
{func var="test $foo_bar test"} <-- sees $foo_bar
{func var="test $foo[0] test"} <-- sees $foo[0]
{func var="test $foo[bar] test"} <-- sees $foo[bar]
{func var="test $foo.bar test"} <-- sees $foo (not $foo.bar)
{func var="test `$foo.bar` test"} <-- sees $foo.bar
{func var="test `$foo.bar` test"|escape} <-- modifiers outside quotes!
</pre></div>
</div>
<br class="example-break"><div class="example">
<a name="id3028376"></a><p class="title"><b>Example 3.6. Practical examples</b></p>
<div class="example-contents"><pre class="programlisting">
{* will replace $tpl_name with value *}
{include file="subdir/$tpl_name.tpl"}
{* doesn't replace $tpl_name *}
{include file='subdir/$tpl_name.tpl'} <--
{* must have backticks as it contains a . *}
{cycle values="one,two,`$smarty.config.myval`"}
{* same as $module['contact'].'.tpl' in a php script
{include file="`$module.contact`.tpl"}
{* same as $module[$view].'.tpl' in a php script
{include file="`$module.$view`.tpl"}
</pre></div>
</div>
<br class="example-break"><p>
See also <a class="link" href="language.modifier.escape.html" title="escape"><code class="varname">escape</code></a>.
</p>
</div>
<div class="navfooter">
<hr>
<table width="100%" summary="Navigation footer">
<tr>
<td width="40%" align="left">
<a accesskey="p" href="language.syntax.attributes.html">Prev</a> </td>
<td width="20%" align="center"><a accesskey="u" href="language.basic.syntax.html">Up</a></td>
<td width="40%" align="right"> <a accesskey="n" href="language.math.html">Next</a>
</td>
</tr>
<tr>
<td width="40%" align="left" valign="top">Attributes </td>
<td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td>
<td width="40%" align="right" valign="top"> Math</td>
</tr>
</table>
</div>
</body>
</html>
