How to add expand add vertex function inside drawPolyline function

Hello,

Currently i am using DrawPolyine matlab inbuild function , right click on drawn polyine "add Vertex " functions add the data vertex repectively.

I would like to expand this "add vertice" function definition and i am unable to do that , can you please do help me out ?

[Nipun Agarwal]

Hey,

Can you please tell in detail what exactly you mean by expanding the function ?

[SatyaPrakash Gupta]

"add Vertex " is a callback function and now i would like to modify this callback function , how shall i do that ?