draw multiple lines based on coordinates

P1	P2	
P2	P1,P3
P3	P2

i have 3 points P1, P2, P3

the connection between points is given above. How to draw lines based on the connection?

Answer 1

[Matt J]

See here for an example using a digraph object,

https://www.mathworks.com/help/matlab/ref/digraph.html#mw_26035adf-ff90-4a33-a8f8-42048d7e39a6

[Elysi Cochin]

what if i dont want the arrows?

[Matt J]

Then use a non-directed graph instead.

https://www.mathworks.com/help/matlab/ref/graph.html?searchHighlight=graph&s_tid=doc_srchtitle#mw_403daeab-0b53-4bbf-9fb9-f97e129995d0