how can Find the shortest path between two points on a graph?

hi all is there any code to find the shortest path between two points on a graph? for example in the below image:

for a,f we should get 6. thanks

Answer 1

[Walter Roberson]

If you have R2015b or later, see http://www.mathworks.com/help/matlab/ref/graph.shortestpath.html

For earlier versions, see for example http://www.mathworks.com/matlabcentral/fileexchange/20025-dijkstra-s-minimum-cost-path-algorithm from the File Exchange