
	{% section name=i loop=$list_rand start=5  step=1 %}				
				 {% $list_rand[i].title %} 
	{% /section %}


{%if  ($key+1) is div by 3 %}
 {%/if%}


得到index的方法：  $smarty.section.sectionName.index


{assign var="loop" value="5"}{*给定循环次数*}
{section name="loop" loop=$loop}
    {$smarty.section.loop.index}  {*可以这样取得下标，内部将循环$loop次*}
{/section}


$smarty->caching = true;

$tplFile = "user.tpl";
$cache_key = md5("user_tpl_". $user_id )  ;

if(!$smarty->is_cached($tplFile, $cache_key ) )  {

	// ...
	//代码

	$tpl->assign("news_list", $news_list );
}
$smarty->caching = 2;
$smarty->cache_lifetime = 60*60*24 ;

$smarty->display($tplFile, $cache_key );


function smarty_modifier_cn_truncate($string, $strlen = 20, $etc = '...',  $keep_first_style = false)
{
        $strlen = $strlen*2;
        $string = trim($string);
        if ( strlen($string) <= $strlen )        {
                return $string;
        }
        $str = strip_tags($string);
        $j = 0;
    for($i=0;$i<$strlen;$i++) {
      if(ord(substr($str,$i,1))>0xa0) $j++; 
        }
    if($j%2!=0) $strlen++; 
    $rstr=substr($str,0,$strlen);
    if (strlen($str)>$strlen  ) {$rstr .= $etc;} 
        if ( $keep_first_style == true && ereg('^<(.*)>$',$string) )        {
                if ( strlen($str) <= $strlen )        {
                        return $string;
                }
                $start_pos = strpos($string,substr($str,0,4));
                $end_pos = strpos($string,substr($str,-4));
                $end_pos = $end_pos+4;
                $rstr = substr($string,0,$start_pos) . $rstr . substr($string,$end_pos,strlen($string));
        }
    return $rstr; 
}


function smarty_modifier_truncate_cn($string, $length = 80, $code = 'UTF-8', $etc = '...')
{
    if ($length == 0)
        return '';
    if($code == 'UTF-8'){
        $pa = "/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|\xe0[\xa0-\xbf][\x80-\xbf]|[\xe1-\xef][\x80-\xbf][\x80-\xbf]|\xf0[\x90-\xbf][\x80-\xbf][\x80-\xbf]|[\xf1-\xf7][\x80-\xbf][\x80-\xbf][\x80-\xbf]/";
    }
    else{
    	$pa = "/[\x01-\x7f]|[\xa1-\xff][\xa1-\xff]/";
    }
    preg_match_all($pa, $string, $t_string);
    if(count($t_string[0]) > $length)
        return join('', array_slice($t_string[0], 0, $length)).$etc;
    return join('', array_slice($t_string[0], 0, $length));
}


function getcode($a,$b,$c,$d) {
	echo "a:",$a," b:",$b," c:",$c," d:",$d ;
}

_{comment by yp @07-04-30 15:26}


function _get_auto_filename($auto_base, $auto_source = null, $auto_id = null)
{
	$_compile_dir_sep =  $this->use_sub_dirs ? DIRECTORY_SEPARATOR : '^';
	$_return = $auto_base . DIRECTORY_SEPARATOR;

	if(isset($auto_id)) {
		// make auto_id safe for directory names
		$auto_id = md5($auto_id);
		// split into separate directories
		$_return .= substr($auto_id, 0,2) . $_compile_dir_sep . substr($auto_id, 2,2). $_compile_dir_sep . $auto_id ; 
	}
	if(isset($auto_source)) {
		// make source name safe for filename
		$_filename = urlencode(basename($auto_source));
		$_crc32 = sprintf('%08X', crc32($auto_source));
		$_return .= '%%' . $_crc32 . '%%' . $_filename;
	}

	return $_return;
}


load->database();
	$sql = "SELECT * FROM `links` ORDER BY `cdate` ASC";
	$linklist = $CI->db->query($sql)->result_array();
	$smarty->assign($name, $linklist);

}


case 'link_list':
      $this->_push_tag('link_list');
      return $this->_compile_link_list_start($tag_args);
      break;
case '/link_list':
      $this->_pop_tag('link_list');
      return "";


function _compile_link_list_start($tag_args)
    {
    	$this->_add_plugin('function', 'link_list');
        $attrs = $this->_parse_attrs($tag_args);
        $_cache_attrs = '';
        $arg_list = $this->_compile_arg_list('function', 'link_list', $attrs, $_cache_attrs);
        $output ='_compile_plugin_call('function','link_list').'(array('.implode(',', $arg_list)."), \$this);";
		$output .=' ?>';
        $tag_args .=' from=$link_list ';
		return $output.$this->_compile_foreach_start($tag_args);
    }


{%link_list item=link%}
{%$link.title%} 
{%/link_list%}


$Action= array("article","soft","news");
$smarty->assign("Action",$Action);