//方法一 urldecode
$url = 'aaa.php?region='.urldecode("四川省");
<a href="<?php echo $url;?>">aaa </a>
//方法二base64_encode
<?
$test="四川省";
$test1=base64_encode($test);
echo '<a href="www.jb51.net?region=$test1">aaa </a>';
?>
另一页面使用base64_decode解开
base64_decode($region);
//方法三让服务器支持中文
[root@dhcp ~]# locale
lang=zh_cn.utf-8
lc_ctype="zh_cn.utf-8"
lc_numeric="zh_cn.utf-8"
lc_time=c
lc_collate=c
lc_monetary="zh_cn.utf-8"
lc_messages="zh_cn.utf-8"
lc_paper="zh_cn.utf-8"
lc_name="zh_cn.utf-8"
lc_address="zh_cn.utf-8"
lc_telephone="zh_cn.utf-8"
lc_measurement="zh_cn.utf-8"
lc_identification="zh_cn.utf-8"
lc_all=
[root@dhcp ~]#
