我需要访问大量IP地址，以查看它们是否处于活动状态。因此，我的计划是一遍又一遍地重定向浏览器，然后仅使用“后退”按钮查看每个页面。做这个的最好方式是什么？
我很可能会有一系列IP地址。喜欢：array(234.324, 2343.323432, 234.234, 234.4543)
然后，我可以使用某种脚本语言循环浏览并将浏览器重定向到这些脚本语言。期待看到一些不错的解决方案。
最佳答案
除了Kovshenin的回复，这是我最近制作的工具，可以为您提供帮助。
<html>
<head>
<script type="text/javascript" src="http://code.jquery.com/jquery-1.4.3.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$('#error_toggle').click(function() {
$('#error_details').slideToggle('slow', function() {
});
});
$('#success_toggle').click(function() {
$('#success_details').slideToggle('slow', function() {
});
});
});
</script>
<style>
div
{
font-family: arial;
font-size: 12px;
}
#message
{
font-weight: bold;
font-size: 16px;
}
#error_toggle
{
width: 250px;
font-weight: bold;
text-align: center;
line-height: 25px;
background: #23ae66;
color: #ffffff;
height: 25px;
cursor: pointer;
}
#error_details
{
display: none;
background: #2b2b2b;
padding: 5px;
color: #ffffff;
width: 240px;
}
#success_toggle
{
width: 350px;
font-weight: bold;
text-align: center;
line-height: 25px;
background: #23ae66;
color: #ffffff;
height: 25px;
cursor: pointer;
}
#success_details
{
width: 340px;
display: none;
padding: 5px;
color: #ffffff;
background: #2b2b2b;
}
</style>
</head>
<body>
<?php
//Setting up the correct URL and stripping it of un-needed content
$url = $_GET['url'];
$unwanted_args = array('http://', 'www.');
$clean_url = str_replace($unwanted_args, '', $url);
$clean_url = trim($clean_url);
//Initalizing CURL
$set_curl = curl_init($url);
// Setting the array for which headers to return.
$headers = array('Expect:');
//Setting required CURL options
curl_setopt($set_curl, CURLOPT_FAILONERROR, true);
curl_setopt($set_curl, CURLINFO_HEADER_OUT, true);
curl_setopt($set_curl, CURLOPT_HTTPHEADER, $headers);
curl_setopt($set_curl, CURLOPT_TIMEOUT, 1);
curl_setopt($set_curl, CURLOPT_HEADER, false);
curl_setopt($set_curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($set_curl, CURLOPT_USERAGENT, "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.1) Gecko/20061204 Firefox/2.0.0.1");
//Execute request
curl_exec($set_curl);
//Check to see if the website is down
if(curl_error($set_curl)) {
echo '<div id="message">' . $clean_url . ' is down</div>';
echo '<div id="error_toggle">Details</div>';
echo '<div id="error_details">';
echo curl_error($set_curl) . '<br />';
echo 'Error number: ' . curl_errno($set_curl) . '<br />';
echo '</div>';
}
//Else display success message
else {
$info = curl_getinfo($set_curl);
echo '<div id="message">Success! <a href="' . $info['url'] . '">' . $clean_url . '</a> is currently online</div>';
echo '<div id="success_toggle">Details</div>';
echo '<div id="success_details">';
echo 'Url: ' . $info['url'] . '<br />';
echo 'Total Time: ' . $info['total_time'] . ' Seconds<br />';
echo 'Average download speed: ' . $info['speed_download'] . ' bytes<br />';
echo 'Content Type: ' . $info['content_type'] . '<br />';
echo 'Queried with: ' . $info['request_header'] . '<br />';
echo '</div>';
}
//Close CURL conncetion.
curl_close($set_curl);
?>
</body>
</html>
关于php - 使用PHP或Javascript将浏览器自动重定向到许多IP地址，我们在Stack Overflow上找到一个类似的问题：https://stackoverflow.com/questions/4016673/