my_callback_fcn.m

matlab实用教程

function my_callback_fcn(obj, event, string_arg)
txt1 = ' event occurred at ';
txt2 = string_arg;
event_type = event.Type;
event_time = datestr(event.Data.time);
msg = [event_type txt1 event_time];
disp(msg)    % 显示回调函数触发方式、触发时间
disp(txt2)    %  显示输入参数string_arg