nl_tokens: ### off * ( [ object ] event callback ) * Remove a certain callback from an event chain .
pl_tokens: function ( obj , event , callback ) { // Use jQuery to handle DOM events. if ( underscore . isElement ( obj ) && $ ) { return $ ( obj ) . off ( event , callback ) ; } // Use internal handler for pubsub if ( this . isString ( obj ) ) { event = obj ; obj = this ; } // If there aren't any handlers for this event, don't do anything. if ( this . isObject ( obj . __event_handlers ) && <mask> in obj . __event_handlers ) { obj . __event_handlers [ event ] . remove ( callback ) ; } return this ; }