I am trying to do a function for auto generating query with advanced where for search function.
Here is my example code:
$query->where(function($thisquery){
    $datacolumn = DB::select('SHOW COLUMNS FROM '.mysql_real_escape_string($tablename));
    for($i=0;$i<sizeof($datacolumn);$i++){
        $field = $datacolumn[$i]->Field;
        $thisquery->orWhere($field,'like','%'.$keyword.'%');
    }
});
The problem is how can I pass variables into the function?
 
     
    