php用正则表达式截取字符

php用正则表达式截取字符【求助】
哪位高手帮忙看看：我想从下面的代码中提取
{dede:field name='keywords'}{/dede:field}
{dede:field name='description'}{/dede:field}
{dede:field name='title'}http://down.sucai.com/fonts/soft/071130/1_071204075903.rar{/dede:field}
{dede:field name='writer'}{/dede:field}
{dede:field name='source'}{/dede:field}
{dede:field name='body'}{/dede:field}
{dede:field name='pubdate'}{/dede:field}
{dede:field name='litpic'}/uploads/allimg/c100112/12632b9420Z-412413.jpg{/dede:field}
这个
http://down.sucai.com/fonts/soft/071130/1_071204075903.rar
和
/uploads/allimg/c100112/12632b9420Z-412413.jpg
正则应该怎么来写呢

------解决方案--------------------

PHP code

 <br /> $str =  < < <EOF <br /> {dede:field name='keywords'}{/dede:field} <br /> {dede:field name='description'}{/dede:field} <br /> {dede:field name='title'}http://down.sucai.com/fonts/soft/071130/1_071204075903.rar{/dede:field} <br /> {dede:field name='writer'}{/dede:field} <br /> {dede:field name='source'}{/dede:field} <br /> {dede:field name='body'}{/dede:field} <br /> {dede:field name='pubdate'}{/dede:field} <br /> {dede:field name='litpic'}/uploads/allimg/c100112/12632b9420Z-412413.jpg{/dede:field} <br /> EOF; <br />  <br /> preg_match_all("#name='(title|litpic)'\}(.*)\{#U",$str,$matches); <br />  <br /> print_r($matches); <br /> 

登录后复制