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$ _POST是PHP中的空數據

[英]$_POST is empty data in PHP

我有一個奇怪的問題,我的$ _POST數據沒有通過。 首先,這在我的本地主機上工作正常,但在我的網絡共享主機上不起作用。 這是表格:

<form action="/add" method="POST" enctype="multipart/form-data">

<div>
    Name : <input type='text' name='form[name]' class='form-text ' value="" style='width: 350px' placeholder="I.E. Boulder Vote Bus" maxlength="30"/>
</div>
<div>
    Description : <textarea name='form[description]' class='form-bigbox '/></textarea>
</div>
<div class='clearfix pull-left'>
    Logo: <input type="file" name='form[image_name]' class='' value="" accept="image/jpeg, image/jpg, image/png"/>
</div>
<div class='clearfix'></div>
<div>
    <span id='date' class='change'>
        Date : <input type='text' name='form[date]' id='datepicker' class='form-text ' placeholder="mm/dd/yyyy" value="" style='width: 160px;'/> 
    </span>
    Time : <input type='text' name='form[hr]' class='form-text ' style='width: 40px;' placeholder="01" value=""/> : <input type='text' style='width: 40px;' name='form[min]' class='form-text ' placeholder="00" value=""/> <select name='form[ampm]' class='form-text form-select' style='width: 60px;'><option value='am' >AM</option><option value='pm' >PM</option></select>
</div>
<div>
    Your Email : <input type='text' name='form[email]' class='form-text '  value="" style='width: 350px' placeholder="hero@voterides.com"/>
</div>
<div>
    Zip code : <input type='text' name='form[zipcode]' class='form-text '  value="" placeholder="80304"/> Radius : <input type='text' name='form[radius]' class='form-text '  value="" placeholder="25" style='width:50px;'/> mi
</div>
                    <div>
                            <input type='submit' class='form-submit btn-warning' value='Create a Ride' />
</div>
</form>

問題是,在我提交表單后,我沒有$ _POST數據。 如果我做echo serialize($_POST); 我得到a:0:{} 但是,如果我這樣做,請echo file_get_contents('php://input'); 我得到以下內容:

------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[name]"



Some Name

------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[description]"



Some Description

------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[image_name]"; filename=""

Content-Type: application/octet-stream





------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[date]"





------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[hr]"





------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[min]"





------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[ampm]"



am

------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[email]"





------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[zipcode]"





------WebKitFormBoundaryLCabCxfMMHCvWsAO

Content-Disposition: form-data; name="form[radius]"





------WebKitFormBoundaryLCabCxfMMHCvWsAO--

此外,和odder一樣,如果我將表格簡化為3個元素,它就可以了。 任何3個元素都可以,但4個並不起作用。 此外,網站上的其他表單(超過3個元素)工作正常。 就是這個。

以下是我共享主機的一些相關PHP設置:

PHP Version 5.3.16
max_execution_time  300 
max_file_uploads    20  
max_input_time  -1  -1
max_input_vars  1000    1000
memory_limit    128M    128M
post_max_size   500M    500M 

如果它是服務器設置,任何想法可能是什么? 看起來像一個大小問題,但傳遞的數據並不多(所有這些都是小值)。

我有一個htaccess,但我認為它不相關(我使用的是codeigniter,它是標准的CI htaccess,我的其他表單提交了一個ok):

AddDefaultCharset UTF-8
<IfModule mod_rewrite.c>
    RewriteEngine On
    RewriteBase /

    #Removes access to the system folder by users.
    #Additionally this will allow you to create a System.php controller,
    #previously this would not have been possible.
    #'system' can be replaced if you have renamed your system folder.
    RewriteCond %{REQUEST_URI} ^system.*
    RewriteRule ^(.*)$ /index.php?/$1 [L]

    #When your application folder isn't in the system folder
    #This snippet prevents user access to the application folder
    #Submitted by: Fabdrol
    #Rename 'application' to your applications folder name.
    RewriteCond %{REQUEST_URI} ^application.*
    RewriteRule ^(.*)$ /index.php?/$1 [L]

    #Checks to see if the user is attempting to access a valid file,
    #such as an image or css document, if this isn't true it sends the
    #request to index.php
    RewriteCond %{REQUEST_FILENAME} !-f
    RewriteCond %{REQUEST_FILENAME} !-d
    RewriteRule ^(.*)$ index.php?/$1 [L]
</IfModule>

這是print_r($ _ SERVER)產生的內容(為安全起見略微編輯):

Array
(
    [CONTENT_LENGTH] => 1077
    [CONTENT_TYPE] => multipart/form-data; boundary=----WebKitFormBoundarydBnbAkAUNJntI6dz
    [DOCUMENT_ROOT] => [redaced]
    [GATEWAY_INTERFACE] => CGI/1.1
    [HTTP_ACCEPT] => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
    [HTTP_ACCEPT_CHARSET] => ISO-8859-1,utf-8;q=0.7,*;q=0.3
    [HTTP_ACCEPT_ENCODING] => gzip,deflate,sdch
    [HTTP_ACCEPT_LANGUAGE] => en-US,en;q=0.8
    [HTTP_CACHE_CONTROL] => max-age=0
    [HTTP_CONNECTION] => keep-alive
    [HTTP_COOKIE] => vrsession=8pO1KwOg4OPzCYqsJHX0Qr6FPfLteTimRjIKQPRC%2F83GlFRTepX%2FnrfE1yDxYxDXiPa2JcX4kQviV6lezxrXmJHjqVbWMe%2FgRne%2Bp9P4%2FfxlZrxta2Zl4DACs2C2nsp1SkqYj6k6xhP6Wc9Zlpxgsma752%2BGxHkvwnT6%2F%2FTey699wnV5je99kZe%2FIhSa04DZvoGXoFc6bx1%2B%2FZRtSvojD86ktpWK91AUFUvltcoj8%2F31jeX0h%2BR7VEOPMZLBeqJrcn7qZGeQ6N2XvCIsh6gqTRZIPdsvyAIW%2FTTibBiY0qUvh50yE5MH060D8utqsiv4S54UrXypBsCP3H2w66pLXHTQKKrK%2FAsn1SEWb2pew%2BEOE4prm%2BJKGxcAq0efCGhkpsHZoP9ZDKDekMzaJTIxUin99RUeXVZTF0yqsMD5A%2FFF0AdZuz343VWsJcV9zru4hPHaAky5NMoZa6R1be9PwA%3D%3D; __utma=74945813.1164249566.1347560100.1347560100.1347560100.1; __utmb=74945813.176.10.1347560100; __utmc=74945813; __utmz=74945813.1347560100.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none)
    [HTTP_HOST] => [redacted]
    [HTTP_ORIGIN] => [redacted]
    [HTTP_REFERER] => [redacted]/add
    [HTTP_USER_AGENT] => Mozilla/5.0 (Macintosh; Intel Mac OS X 10_6_8) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.89 Safari/537.1
    [PATH] => /bin:/usr/bin
    [PHPRC] => [redacted]
    [QUERY_STRING] => 
    [REDIRECT_QUERY_STRING] => /add
    [REDIRECT_STATUS] => 200
    [REDIRECT_UNIQUE_ID] => UFJZCUoyAC0AAE5v7ps
    [REDIRECT_URL] => /add
    [REMOTE_ADDR] => [redacted]
    [REMOTE_PORT] => 48098
    [REQUEST_METHOD] => POST
    [REQUEST_URI] => /add
    [SCRIPT_FILENAME] => [redacted]/index.php
    [SCRIPT_NAME] => /index.php
    [SERVER_ADDR] => [redacted]
    [SERVER_ADMIN] => [redacted]
    [SERVER_NAME] => [redacted]
    [SERVER_PORT] => 80
    [SERVER_PROTOCOL] => HTTP/1.1
    [SERVER_SIGNATURE] => <ADDRESS>Apache/1.3.42 Server at [redacted] Port 80</ADDRESS>

    [SERVER_SOFTWARE] => Apache/1.3.42 (Unix) Sun-ONE-ASP/4.0.2 Resin/2.1.13 mod_fastcgi/2.4.6 mod_log_bytes/1.2 mod_bwlimited/1.4 mod_auth_passthrough/1.8 FrontPage/5.0.2.2635 mod_ssl/2.8.31 OpenSSL/0.9.7a
    [UNIQUE_ID] => UFJZCUoyAC0AAE5v7ps
    [PHP_SELF] => /index.php
    [REQUEST_TIME] => 1347574025
    [argv] => Array
        (
            [0] => /add
        )

    [argc] => 1
)
  1. 我在我的服務器上運行此表單,它沒有任何問題。
  2. 我將表單復制到test.php
  3. test2.php發送到test2.php
  4. 使用var_dump($_POST)顯示輸出var_dump($_POST)
  5. 更改: action="/add" (順便說一句,這對我來說就像一個目錄)

    要: action="test2.php"

  6. 其中產生了以下輸出:

    array(1) { ["form"]=> array(9) { ["name"]=> string(0) "" ["description"]=> string(0) "" ["date"]=> string(0) "" ["hr"]=> string(0) "" ["min"]=> string(0) "" ["ampm"]=> string(2) "am" ["email"]=> string(0) "" ["zipcode"]=> string(0) "" ["radius"]=> string(0) "" } }

嘗試將輸出發送到不同的腳本,即"test2.php"

我讀到你評論說:“沒有變化。我正在使用codeigniter,所以我在htaccess中有標准301。” 某處。 如果您使用301,則會被永久重定向(有時“永遠”)。 檢查您的瀏覽器對服務器的響應(嘗試保留日志)並查看您的帖子是否被重定向。 如果是這樣,您的POST數據將丟失。

如何在.htaccess重定向后通過ajax請求保留POST數據?

<form action="/add"

使用目標頁面名稱更改“/ add”部分:example.php

我認為PHP使用相同的POST子陣列可能會出現文件輸入和非文件輸入問題。 即,有一個名為'form [image_name]'的文件上傳和其他名為'form [something_else]'的字段不起作用。 嘗試使用不同的文件上載字段名稱,看看它是否有效。

PHP:常見陷阱 - 文件上傳

請記住:當您從表單中讀取時,輸入的名稱區分大小寫! 例:

<form>
  <input name="hello" />
</form>

假設它包含值bob 在我寫的php文件中:

<?
   $var = $_POST['Hello'];
?>

它什么都不讀,因為對於php解釋器你好不是Hello - 這是兩個不同的值/字段名稱。

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