zoomplot(varargin)

It zoom in the x axes and save the animation as gif file.

It takes in either file name or figure handle of existing figure, OR ask for .fig file using gui. For best experience at first run zoomplot without any input argument.
animatexlim(fig)
% Use with either a .fig file or existing figure handle
% Will give you error if figure handle is of deleted figure
% Name of existing .fig mustbe in 'Myplot.fig' format
% This function changes xlim for various values and
% generates animated gif out of it.
% To change zoom level change the value of N in this function
% After the conversion the function will ask where to save the GIF file.