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php 擷取 xmlhttp.send,ajax - xmlhttprequest send json在php端接受資料的問題

var uinfo = {};

var uname = document.getElementById('uname');

var upwd = document.getElementById('upwd');

uinfo['uname'] = uname.value;

uinfo['upwd'] = upwd.value;

var usent = JSON.stringify(uinfo);

var xhr = null;

if(window.XMLHttpRequest){

xhr = new XMLHttpRequest();

}else{

xhr = ActiveXObject('Microsoft.XMLHttp');

}

xhr.open("POST", "/controler/login.php",true);

//etc

xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

xhr.send(usent);

然後php端怎麼接受js發送的資料呢?

$_POST['']

拿不到資料,這部分的格式具體是要指定呢,求大神指導下~~

多謝~!

回複内容:

var uinfo = {};

var uname = document.getElementById('uname');

var upwd = document.getElementById('upwd');

uinfo['uname'] = uname.value;

uinfo['upwd'] = upwd.value;

var usent = JSON.stringify(uinfo);

var xhr = null;

if(window.XMLHttpRequest){

xhr = new XMLHttpRequest();

}else{

xhr = ActiveXObject('Microsoft.XMLHttp');

}

xhr.open("POST", "/controler/login.php",true);

//etc

xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

xhr.send(usent);

然後php端怎麼接受js發送的資料呢?

$_POST['']

拿不到資料,這部分的格式具體是要指定呢,求大神指導下~~

多謝~!

答案太弱了...

xhr.send('json='+usent);

你可以用file_get_contents(‘php://input’);嘗試列印看看是什麼,可以去看看這一篇文章

本文原創釋出php中文網,轉載請注明出處,感謝您的尊重!