smarty/docs/en/programmers/api-functions/api-register-modifier.xml

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<refentry id="api.register.modifier">
 <refnamediv>
  <refname>register_modifier()</refname>
  <refpurpose>dynamically register modifier plugin</refpurpose>
 </refnamediv>
 <refsect1>
  <title>Description</title>
  <methodsynopsis>
   <type>void</type><methodname>register_modifier</methodname>
   <methodparam><type>string</type><parameter>name</parameter></methodparam>
   <methodparam><type>mixed</type><parameter>impl</parameter></methodparam>
  </methodsynopsis>
  <para>
   Pass in the template modifier name, followed by the PHP function that it
   implements it.
  </para>
   &api.register.snippet;


  <example>
   <title>register_modifier()</title>
<programlisting role="php">
<![CDATA[
<?php

// let's map PHP's stripslashes function to a Smarty modifier.
$smarty->register_modifier('ss', 'stripslashes');

?>
]]>
</programlisting>
<para>In the template, use <literal>ss</literal> to strip slashes.</para>
<programlisting>
<![CDATA[
<?php
{$var|ss}
?>
]]>
</programlisting>

  </example>
   <para>
    See also
    <link linkend="api.unregister.modifier"><varname>unregister_modifier()</varname></link>,
    <link linkend="api.register.function"><varname>register_function()</varname></link>,
    <link linkend="language.modifiers">modifiers</link> section,
    <link linkend="plugins">extending Smarty with plugins</link>
    and
    <link linkend="plugins.modifiers">creating plugin modifiers</link>,
 </para>
 </refsect1>
</refentry>
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