color.tpl
<html>
<head><title>隔行换背景颜色</title><head>
<body>
<table border="1">
<{assign var="Color" value="#ff0000"}>
<Tr>
<TD colspan="2">色彩:<{$Color}></Td>
</Tr>
<{section name=loop loop=$log}>
<{if $Color == "#ff0000"}>
<tr bgcolor="<{$Color}>">
<{assign var="Color" value="#CCCCCC"}>
<{else $Color == "#CCCCCC"}>
<tr bgcolor = "<{$Color}>">
<{assign var="Color" value="#ff0000"}>
<{/if}>
<td><{$log[loop].logid}></td>
<td><{$log[loop].title}></td>
<tr>
<{/section}>
</table>
</body>
</html>
color.php
<?php
include "conn.php";
require("../libs/smarty.class.php");
$smarty = new Smarty();
$smarty->template_dir = 'templates/'
$smarty->compile_dir = 'templates_c/'
$smarty->config_dir = 'configs/'
$smarty->cache_dir = 'cache/'
$smarty->caching = false;
$smarty->left_delimiter="<{";
$smarty->right_delimiter="}>";
$sql="select id,logclassid,title from log order by datetime desc limit 0,10";
mysql_query("set names gb2312");
$query=mysql_query($sql);
while($row=mysql_fetch_array($query)){
$array[]= array("logid"=>$row["id"],"title"=>$row["title"]);
}
$smarty->assign("log", $array);
$smarty->display("color.tpl");
?>