matlab shifting code for discrete signals

how can i shift discrete signal in matlab spontaneously???? i really badly want to know that!!!pls help me out...it will be great if some one provide me general code or only say about the concept i can apply to shift signal in matlab??is there any specific function that i use!???

Answer 1

[Walter Roberson]

It is not possible to deliberately do something spontaneously. Perhaps you mean "randomly" rather than "spontaneously" ?

Please see http://www.mathworks.com/matlabcentral/answers/14726-how-to-add-the-new-delayed-signal-to-the-plot