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curl_exec 返回值？

WBOY
Release： 2016-06-06 20:24:55
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curl_exec 这个函数返回的数据直接显示在浏览器中了，怎么把数据保存在变量中

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curl_exec 这个函数返回的数据直接显示在浏览器中了，怎么把数据保存在变量中

<code class="php">$req = curl_init($url);
curl_setopt($req, CURLOPT_RETURNTRANSFER, 1);
$res = curl_exec($req); // 保存在 $res 里</code>
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直接写个变量赋值不就行了吗$lines_string=curl_exec($ch);没有输出执行，还能直接显示到浏览器中吗？

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