thinkphp source learning redirect function URL redirection

Tag:php   think    source learning    

/** * url redirect  *  @param  string  $url   redirected URL  *  @param  integer   $time   Redirection wait time (seconds)  *  @param  string  $msg   REDIRECT Information  *  @return   void */  $url = ' http://www.baidu.com ';  $time =3;function redirect ($url,  $time =0, $ Msg= ')  {//multi-line URL address support      $url         =  Str_replace ("\ n",  "\ r"),  ',  $url);//  $url string newline character \n  carriage return \ r Replace with empty//give hint        if  (Empty ($msg))          $msg      =  "The system will automatically jump to {$url}! after {$time} seconds ";//headers_sent - checks if or where headers have been sent     if  (Headers_sent ())  {//headers_sent is false// redirect   when not sent       if  (0 ===  $time)  { &nbsP;          header (' location:  '  .  $url);// Location Locator         } else {           header ("refresh:{$time};url={$url}");//refresh re-refresh              echo ($msg);        }         exit ();     } else {//headers_sent sent status  html scheduled Refresh          $str     =  "<meta  http-equiv= ' Refresh '  content= ' {$time}; url={$url} ' > ';        if  ($time  != 0)               $str  .=  $msg;         exit ($STR);     }}

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thinkphp source learning redirect function URL redirection