escape is used to encode or escape a variable to html,
     url, single quotes,
     hex, hexentity,
     javascript and mail.
     By default its html.
  
| Parameter Position | Type | Required | Possible Values | Default | Description | 
|---|---|---|---|---|---|
| 1 | string | No | 
html, htmlall,
              url,
               urlpathinfo, quotes,
               hex, hexentity,
               javascript, mail
        | 
html | 
This is the escape format to use. | 
| 2 | string | No | 
ISO-8859-1, UTF-8,
      and any character set supported by
      
      htmlentities()
       | 
UTF-8 | 
The character set encoding passed to htmlentities() et. al. | 
| 3 | boolean | No | FALSE | 
TRUE | 
Double encode entites from & to & (applys to html and htmlall only) | 
Example 5.10. escape
<?php
$smarty->assign('articleTitle',
                "'Stiff Opposition Expected to Casketless Funeral Plan'"
                );
$smarty->assign('EmailAddress','smarty@example.com');
?>
   
   These are example escape template lines followed by the output
   
{$articleTitle}
'Stiff Opposition Expected to Casketless Funeral Plan'
{$articleTitle|escape}
'Stiff Opposition Expected to Casketless Funeral Plan'
{$articleTitle|escape:'html'}    {* escapes  & " ' < > *}
'Stiff Opposition Expected to Casketless Funeral Plan'
{$articleTitle|escape:'htmlall'} {* escapes ALL html entities *}
'Stiff Opposition Expected to Casketless Funeral Plan'
<a href="?title={$articleTitle|escape:'url'}">click here</a>
<a
href="?title=%27Stiff%20Opposition%20Expected%20to%20Casketless%20Funeral%20Plan%27">click here</a>
{$articleTitle|escape:'quotes'}
\'Stiff Opposition Expected to Casketless Funeral Plan\'
<a href="mailto:{$EmailAddress|escape:"hex"}">{$EmailAddress|escape:"hexentity"}</a>
{$EmailAddress|escape:'mail'}    {* this converts to email to text *}
<a href="mailto:%62%6f%..snip..%65%74">bob..snip..et</a>
{'mail@example.com'|escape:'mail'}
smarty [AT] example [DOT] com
   
Example 5.11. Other examples
{* the "rewind" paramater registers the current location *}
<a href="$my_path?page=foo&rewind=$my_uri|urlencode}">click here</a>
   
This snippet is useful for emails, but see also
      
      {mailto}
{* email address mangled *}
<a href="mailto:{$EmailAddress|escape:'hex'}">{$EmailAddress|escape:'mail'}</a>
   
   See also
   escaping smarty parsing,
   {mailto}
   and the
   obfuscating email addresses page.