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Notice: Undefined variable
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1) error_reportingÉèÖãº
ÕÒµ½error_reporting = E_ALL
ÐÞ¸ÄΪerror_reporting = E_ALL & ~E_NOTICE
2) register_globalsÉèÖãº
ÕÒµ½register_globals = Off
ÐÞ¸ÄΪregister_globals = On
ÎÒ·¢ÏÖÔÚphp´úÂëÖÐÖ±½ÓʹÓÃ
error_reporting(E_ALL & ~E_NOTICE);
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2,  Notice: Undefined index: ACTION in c:\accounts\bayrealt\wwwroot\hr\appraisal\signin.php
$email   =   $_POST["GI_EMAIL"]; 
  $action   =   $_GET["ACTION"]; 
  
  ÎÒÕâд±¾»úÔËÐÐûÎÊÌ⣬´«µ½ÍøÕ¾·þÎñÆ÷ÉÏÈ¥ÌáʾÈçÏ´íÎó: 
  
  Notice:   Undefined   index:   GI_EMAIL   in   c:\accounts\bayrealt\wwwroot\hr\appraisal\signin.php   on   line   8 
  
  Notice:   Undefined   index:   ACTION   in   c:\accounts\bayrealt\wwwroot\hr\appraisal\signin.php   on   line   9  
  1.ÔÚ×îÇ°Ãæ¼ÓÒ»¾ä 
  error_reporting(0); 
  2. 
  $email   =   @$_POST["GI_EMAIL"]; 
  $action   =   @$_GET["ACTION"];
 3,  Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in
  ½â¾ö°ì·¨£¬ÔÚmysql_fetch_arrayÇ°¼Ó'@', ±ä³É£º @mysql_fetch_array($result)
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