php用正则表达式截取字符【求助】

zhangbolang888 2010-01-12 08:47:55

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

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zhangbolang888 2010-01-13

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好了，问题解决了，不过要特别的谢谢xuzuning

zhangbolang888 2010-01-13

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大哥，我怎么才能把
Array
(
[0] => http://down.sucai.com/fonts/soft/071130/1_071204075903.rar
[1] => /uploads/allimg/c100112/12632b9420Z-412413.jpg
)
分别赋值给$x = http://down.sucai.com/fonts/soft/071130/1_071204075903.rar
$y = /uploads/allimg/c100112/12632b9420Z-412413.jpg
呢

xuzuning 2010-01-13

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$s = <<< HTML
{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}
HTML;

$p = '#}(.+){#';

preg_match_all($p, $s, $r);
print_r($r[1]);

Array
(
[0] => http://down.sucai.com/fonts/soft/071130/1_071204075903.rar
[1] => /uploads/allimg/c100112/12632b9420Z-412413.jpg
)

zhangbolang888 2010-01-13

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老哥哥，好像这个不对呀

duxins 2010-01-12

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$str = <<<EOF

{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}

EOF;



preg_match_all("#name='(title|litpic)'\}(.*)\{#U",$str,$matches);



print_r($matches);