xpress.removecbmsghandler
 xpress.removecbmsghandler | 
   
  Purpose
 
 
  Removes a message callback function previously added by
 xpress.addcbmsghandler. The specified callback function will no longer be called after it has been removed.
 
 
  Synopsis
 
  xpress.removecbmsghandler(msghandler, data) 
 
  Arguments
 
 | 
     
     msghandler 
       | 
   
     
     The callback function to remove. If
     None then all message callback functions added with the given user-defined object value will be removed.
       | 
  
| 
     
     data 
       | 
   
     
     The object value that the callback was added with. If
     None, then the object value will not be checked and all message callbacks with the function
     msghandler will be removed.
       | 
  
  Related topics
 
 
