PHP - imap_errors() 函式



PHP−IMAP 函式可以幫助您訪問電子郵件帳戶,IMAP 代表 **I**nternet **M**ail **A**ccess **P**rotocol,使用這些函式您還可以處理 NNTP、POP3 協議和本地郵箱訪問方法。

**imap_errors()** 函式檢索當前頁面中發生的所有錯誤訊息,並以陣列的形式返回它們。一旦呼叫此函式,錯誤堆疊就會被清除。

語法

imap_errors();

引數

此函式不接受任何引數。

返回值

此函式返回一個包含當前頁面中發生的錯誤的陣列(成功時),以及一個布林值 FALSE(失敗時)。

PHP 版本

此函式首次引入於 PHP 4 版本,並在所有後續版本中均有效。

示例

以下示例演示了 **imap_alerts()** 函式的使用方法:

<html>
   <body>
      <?php
         $url = "{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX";
         $id = "tutorialspoint.test@gmail.com";
         $pwd = "wrong_password";
         $mailbox = imap_open($url, $id, $pwd);
         print("<br>");
         exit ("Errors: <br>");
         
         if ( $mailbox === false ) {
            print(imap_errors());      
         }else{
            print("Connection established....");
         }
      ?>
   </body>
</html>

輸出

這將生成以下輸出:

Warning: imap_open(): Couldn't open stream {imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX in C:\Apache24\htdocs\examples\demo2.html on line 7

Errors:

Notice: Unknown: [AUTHENTICATIONFAILED] Invalid credentials (Failure) (errflg=1) in Unknown on line 0

Notice: Unknown: [AUTHENTICATIONFAILED] Invalid credentials (Failure) (errflg=1) in Unknown on line 0

Notice: Unknown: [AUTHENTICATIONFAILED] Invalid credentials (Failure) (errflg=1) in Unknown on line 0

Notice: Unknown: Too many login failures (errflg=2) in Unknown on line 0 

示例

以下是此函式的另一個示例:

<html>
   <body>
      <?php
         $url = "{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX";
         $id = "tutorialspoint.test@gmail.com";
         $pwd = "cohondob_123";
         $mailbox = imap_open($url, $id, $pwd);
         print("Connection established....");
         print("<br>");

         //Creating mailboxes
         $newmailbox1 = "{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX.test_mail1";
         $newmailbox2 = "{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX.test_mail2";   
         $res = imap_createmailbox($mailbox, imap_utf7_encode($newmailbox1));
         $res = imap_createmailbox($mailbox, imap_utf7_encode($newmailbox2));

         //Retrieving the contents of mail boxes
         print("List of mailboxes: ");
         print("<br>");
         $list = imap_getmailboxes($mailbox, $url, "*");
         print("Errors: <br>");    
         
         foreach ($list as $key => $val) {
            print_r($val->name);
            print("<br>");
            print(imap_errors());			
         }
      ?>
   </body>
</html>

輸出

這將生成以下輸出:

Connection established....
List of mailboxes:
Errors:
{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX

Notice: Array to string conversion in C:\Apache24\htdocs\examples\trail.html on line 25
Array{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX.changed_mail1
{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX.changed_mail2
{imap.gmail.com:993/imap/ssl/novalidate-cert}INBOX.de
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