Detail error return value in PHP $_FILES

$_FILES [' file] [' error] value

UPLOAD_ERR_OK: 0 // Normal, upload successful

UPLOAD_ERR_INI_SIZE: 1 // The upload file size exceeds the maximum allowed by the server. In ES14en.ini, set the value limited by the upload_max_filesize option

UPLOAD_ERR_FORM_SIZE: 2 // Upload file size exceeding the value specified by the hidden field MAX_FILE_SIZE option in the HTML form

UPLOAD_ERR_NO_TMP_DIR: 6 // Temporary folder could not be found

UPLOAD_ERR_CANT_WRITE: 7 // file write failed

UPLOAD_ERR_EXTENSION: 8 //php file upload extension is not open

UPLOAD_ERR_PARTIAL: 3 // The file was only partially uploaded

switch($_FILES[$field]['error']) {   
    case 1:    
        //  The file size exceeds the server's space size     
        $this->setError("The file is too large (server).");    
break;    
case 2:    
        //  The file size to upload exceeds the browser limit     
        $this->setError("The file is too large (form).");    
        break;    

    case 3:    
        //  The file is only partially uploaded     
        $this->setError("The file was only partially uploaded.");    
        break;    

    case 4:    
        //  No file to upload was found     
        $this->setError("No file was uploaded.");    
        break;    

    case 5:    
        //  Server temporary folder missing     
        $this->setError("The servers temporary folder is missing.");    
        break;    

    case 6:    
        //  Error writing file to temporary folder     
        $this->setError("Failed to write to the temporary folder.");    
        break;    
}