PHP prevents external form submission | prohibits cross-site submission
- 大家讲道理Original
- 2016-11-08 17:25:531584browse
$referer = isset($_SERVER['HTTP_REFERER']) ? $_SERVER['HTTP_REFERER'] : NULL;
$host = $_SERVER['HTTP_HOST'];
echo '提交过来的地址：'.$referer;
echo '<br>';
echo '本站域名：'.$host;
echo '<br>';
echo substr($referer,7,strlen($host));
if(substr($referer,7,strlen($host)) != $host){
echo '非法操作';
}else{
echo '正常操作';
}Statement：
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