Php 如何使用DOMDocument检索img路径?
我有以下HTML页面:Php 如何使用DOMDocument检索img路径?,php,html,dom,domdocument,Php,Html,Dom,Domdocument,我有以下HTML页面: <div class="showtime-bg"> <div style="float:left;"> <a href="javascript:getinfo(295, 1)"><img src="images/main/movies/movie.jpg" height="180" alt=""></a> </div>
<div class="showtime-bg">
<div style="float:left;">
<a href="javascript:getinfo(295, 1)"><img src="images/main/movies/movie.jpg" height="180" alt=""></a>
</div>
$dom = new DOMDocument();
@$dom->loadHTML($page);
$xpath_imgPath = new DOMXPath($dom);
$rightDivText_movie_path=$xpath_imgPath->query("//div[@class='showtime-bg']/div[0]/a/img[@src]");
$dom=新的DOMDocument();
@$dom->loadHTML($page);
$xpath\u imgPath=新的DOMXPath($dom);
$rightDivText\u movie\u path=$xpath\u imgPath->query(//div[@class='showtime-bg']/div[0]/a/img[@src]”);
如何使用DOMDocument获取路径
我无法检索路径 代码的问题是使用0作为基本索引。XPath从1开始计数。您需要使用
div[1]
而不是div[0]
。或者只是div
。以下是获取图像src的方法:
$xPathQuery = "//div[@class='showtime-bg']/div/a/img";
$rightDivText_movie_path=$xpath_imgPath->query($xPathQuery);
echo $rightDivText_movie_path->item(0)->getAttribute('src');
xpath从1-
//div[@class='showtime-bg']/div[1]/a/img[@src]