Node Pair list from a graph

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Hari
Hari 2020-10-4
评论： Hari 2020-10-4
How can I get a matrix of node pairs from a graph? That is, if there are 4 nodes 1,2,3,4, then the node pair matrix would be :
1 2
1 3
1 4
2 3
2 4
3 4
I could do this using 2 for loops, but is there any quick way of doing it?

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Bruno Luong
Bruno Luong 2020-10-4
nchoosek(1:4,2)

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