function.load_ticker.php - 文件在 $plugins 目录

<?php

// setup our function for fetching stock data
function fetch_ticker($symbol)
{
   // put logic here that fetches $ticker_info
   // from some ticker resource
   return $ticker_info;
}

function smarty_function_load_ticker($params, $smarty)
{
   // call the function
   $ticker_info = fetch_ticker($params['symbol']);

   // assign template variable
   $smarty->assign($params['assign'], $ticker_info);
}
?>

    

index.tpl

{load_ticker symbol='SMARTY' assign='ticker'}

Stock Name: {$ticker.name} Stock Price: {$ticker.price}