thinkphp File Upload Example tutorial, _php Tutorial

thinkphp File Upload Example tutorial,

File upload is a common feature in many PHP program projects, today this article to share a complete example to implement the Thinkphp file upload function. Here's how:

First, action part:

The FileAction.class.php page code is as follows:

<?phpclass Fileaction extends action{function index () {$file =m (' file ');    $list = $file->select ();    $this->assign (' filelist ', $list);    $this->display ();      } function upload () {//File upload address submitted to him, and after the upload is complete, return a message to write to the database if (empty ($_files)) {$this->error (' must choose to upload files ');      }else{$a = $this->up ();          if (Isset ($a)) {//write a custom C method to the database if ($this->c ($a)) {$this->success (' upload succeeded ');          } else{$this->error (' Write database failed ');        }}else{$this-error (' Upload file exception, contact your system administrator ');    }}} Private Function C ($data) {$file =m (' file ');    $num = ' 0 ';            for ($i = 0; $i < count ($data)-1; $i + +) {$data [' filename ']= $data [$i] [' savename '];      if ($file->data ($data)->add ()) {$num + +;      }} if ($num ==count ($data)-1) {return true;    }else {return false; }} Private function up () {//complete the call to thinkphp related, File Upload class import (' @.org.uploadfile ');/upload class UploadFile.class.php Copy to lib/org folder $upload =new uploadfile (); $upload->maxsize= ' 1000000 ';//default is-1, no limit on upload size $upload->savepath= './public/upload/';// Save the path suggest a directory with the main file or a sub-directory to save $upload->saverule=uniqid;//upload file filename save rule $upload->uploadreplace=true;// If there is a file with the same name overwrite $upload->allowexts=array (' jpg ', ' jpeg ', ' png ', ' gif '),//The file type that is allowed to upload $upload->allowtypes=array (' Image/png ', ' image/jpg ', ' image/jpeg ', ' image/gif ');//detect MIME type $upload->thumb=true;//open picture file thumbnail $upload    Thumbmaxwidth= ' 300,500 ';    $upload->thumbmaxheight= ' 200,400 '; $upload->thumbprefix= ' s_,m_ ';//thumbnail file prefix $upload->thumbremoveorigin=1;//If a thumbnail is generated, delete the original if ($upload->upload      ()) {$info = $upload->getuploadfileinfo ();    return $info; }else{$this->error ($upload->geterrormsg ())///specifically used to get uploaded error messages}}}?>

Second, the View Template section:

The template file index.html code is as follows:

 
  
   
   Small Picture:
  
   
Large
  
   

 
  

It is believed that the example mentioned in this paper can be used as a reference for the development of thinkphp program.

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