smarty/docs/en/designers/language-basic-syntax/language-math.xml

<?xml version="1.0" encoding="iso-8859-1"?>
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<sect1 id="language.math">
 <title>Math</title>
 <para>
  Math can be applied directly to variable values.
 </para>
 <example>
  <title>math examples</title>
  <programlisting>
<![CDATA[
{$foo+1}

{$foo*$bar}

{* some more complicated examples *}

{$foo->bar-$bar[1]*$baz->foo->bar()-3*7}

{if ($foo+$bar.test%$baz*134232+10+$b+10)}

{$foo|truncate:"`$fooTruncCount/$barTruncFactor-1`"}

{assign var="foo" value="`$foo+$bar`"}
]]>
  </programlisting>
 </example>
</sect1>
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