求助 这段代码应该怎么用正则匹配
php 正则
<li id="onlickImg" name="item-item-img-1" class="track"> <span class="SpriteSmallImgs" name="http://p4.vanclimg.com/product/0/1/9/0194233/small/0194233-0201303291751461604.jpg" style="background-image: url(//i.vanclimg.com/joinimages.ashx?d=/product/&href=0/1/9/0194233/small/0194233-0201303291751461604.jpg,0/1/9/0194233/small/0194233-1j201303011509563395.jpg,0/1/9/0194233/small/0194233-5y201303011509563395.jpg,0/1/9/0194233/small/0194233-6201303011509563395.jpg,0/1/9/0194233/small/0194233-8mc201303011509563395.jpg,0/1/9/0194233/small/0194233-8md201303011509563395.jpg,0/1/9/0194233/small/0194233-9201303011509563395.jpg); background-position: 0px -0px"> </span> </li>
回复讨论(解决方案)
匹配什么? 全部还是一部分? 有什么规则? 详细描述一下。
w
匹配什么? 全部还是一部分? 有什么规则? 详细描述一下。 我用curl抓取一个网页,想匹配得到这段里的name值
有什么特殊的规律吗,你可以多贴点代码啊。
匹配出 id="onlickImg" 的标签
有什么特殊的规律吗,你可以多贴点代码啊。
这是代码 抓取网页的内容 然后获取这个网站的商品图片
$ch = curl_init();curl_setopt($ch, CURLOPT_URL,"http://item.vt.vancl.com/0194233.html");curl_setopt($ch, CURLOPT_TIMEOUT,30);curl_setopt($ch, CURLOPT_USERAGENT, _USERAGENT_);curl_setopt($ch, CURLOPT_REFERER,_REFERER_);curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);$content = curl_exec($ch);curl_close($ch);preg_match("正则",$content,$img)
然后我想获取网页中的商品图片,写了半天总是匹配不到商品的图片
匹配出 id="onlickImg" 的标签
我写了匹配id="onlickImg"这个了 然后总是匹配不到name的值
preg_match_all('/<span class="SpriteSmallImgs" name="(.+)"/sU',$content,$img);print_r($img[1]);
preg_match_all('/<span class="SpriteSmallImgs" name="(.+)"/sU',$content,$img);print_r($img[1]);

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