Jquery发送的ajax请求
//是否是AJAX提交
function isAjax(){
if (isset($_SERVER['HTTP_X_REQUESTED_WITH']) &&
strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest') {
return true;
}else{
return false;
}
}
//是否是GET提交
function isGet(){
return $_SERVER['REQUEST_METHOD'] == 'GET' ? true : false;
}
//是否是POST提交
function isPost(){
return ($_SERVER['REQUEST_METHOD'] == 'POST' && checkurlHash($GLOBALS['verify'])
&&(empty($_SERVER['HTTP_REFERER']) || preg_replace("~https?:\/\/([^\:\/]+).*~i", "\\1", $_SERVER['HTTP_REFERER']) == preg_replace("~([^\:]+).*~", "\\1", $_SERVER['HTTP_HOST']))) ? 1 : 0;
}
原生js发起的ajax请求
var xmlhttp = new XMLHttpRequest();
xmlhttp .open("GET","test .php",true) ;
xmlhttp.setRequestHeader("X-Requested-With","XMLHttpRequest");
xmlhttp.send():
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