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【转】很好的采集页面并正则分析示例,计算tp捐赠总数

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Release: 2016-06-07 11:41:17
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本段是转载的,看到标题也挺想知道结果,结果是 $money_sum 。。。。大家多多捐赠吧,也挺少的。
<?php <br /> /**<br>   * 计算ThinkPHP捐赠总数<br>   */<br>  <br> $money_sum = 0;     //总金额数目<br> $page_sum = 51;     //总页数,没用自动获取,直接写的<br> for($j=1; $j     $url = "http://www.thinkphp.cn/donate/index/p/".$j.".html";<br>  <br>     $content_area = substr(file_get_contents($url), 10068);<br>     $main_area = substr($content_area, 0, -3970);<br>      <br>     preg_match_all('/<span>¥(.*)/', $main_area, $money_arr);<br>      <br>     for($i=0; $i<count></count>     {<br>         $money_sum += $money_arr[1][$i];<br>     }<br> }<br> echo $money_sum;//31541.05<br> ?></span>

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