XDomainRequest 发送 post 请求, PHP ://input 都拿不到值 - V2EX
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liuxu
V2EX    PHP

XDomainRequest 发送 post 请求, PHP ://input 都拿不到值

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  •   liuxu Feb 18, 2017 4179 views
    This topic created in 3358 days ago, the information mentioned may be changed or developed.

    在 ie8 ,很奇怪的现象, host 设置了 ip 到域名后,是能拿到请求数据的。但是不设置 host ,服务器有 cdn ,再访问 php 就拿不到请求参数了,谁知道这是为什么吗?

    js 代码:

    var requestData = JSON.stringify(formData); xdr = new XDomainRequest(); xdr.open("post",url); xdr.timeout = 10000; xdr.Onprogress= function(){}; xdr.Onerror= function(){}; xdr.Ontimeout= function(){}; xdr.Onload= function(){ alert(xdr.responseText); } xdr.send(requestData); 

    php 相关代码:

    header('Access-Control-Allow-Origin:*'); $arrRequest = json_decode(file_get_contents("php://input"),true); var_dump($arrRequest); 
    11 replies    2017-02-20 18:19:58 +08:00
    qiayue
        1
    qiayue  
    PRO
       Feb 18, 2017
    先别急着 json_decode ,看看你拿到的是什么值
    liuxu
        2
    liuxu  
    OP
       Feb 18, 2017
    @qiayue var_dump(file_get_contents("php://input"));也是空的
    jackmasa
        3
    jackmasa  
       Feb 18, 2017
    少了 setRequestHeader ,但 XDomainRequest 正好不能执行 setRequestHeader ,所以,还是 get 吧。
    abc123ccc
        4
    abc123ccc  
       Feb 18, 2017   1
    用 fiddler 抓包,看到底有 POST 过去数据没
    foursking
        5
    foursking  
       Feb 18, 2017   1
    enctype="multipart/form-data" 的时候 php://input 是无效的
    DuckJK
        6
    DuckJK  
       Feb 18, 2017
    三楼好像是长长短短大神
    mingyun
        7
    mingyun  
       Feb 18, 2017
    赞同 4 楼 看是否发送请求了
    liuxu
        8
    liuxu  
    OP
       Feb 20, 2017
    @abc123ccc @mingyun 抓包了,请求参数是发出去了,但是到 php 就是没有东西
    abc123ccc
        9
    abc123ccc  
       Feb 20, 2017
    var_dump(file_get_contents('php://input'));这样也没有数据吗?
    liuxu
        10
    liuxu  
    OP
       Feb 20, 2017
    @abc123ccc 问题解决了,被新加的网站安全系统拦截了我的请求
    phpinfo
        11
    phpinfo  
       Feb 20, 2017
    @liuxu ....
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