# incident

From igraph v1.2.3
by Gabor Csardi

##### Incident edges of a vertex in a graph

Incident edges of a vertex in a graph

##### Usage

`incident(graph, v, mode = c("all", "out", "in", "total"))`

##### Arguments

- graph
The input graph.

- v
The vertex of which the indicent edges are queried.

- mode
Whether to query outgoing (‘out’), incoming (‘in’) edges, or both types (‘all’). This is ignored for undirected graphs.

##### Value

An edge sequence containing the incident edges of the input vertex.

##### See Also

Other structural queries: `[.igraph`

,
`[[.igraph`

, `adjacent_vertices`

,
`are_adjacent`

, `ends`

,
`get.edge.ids`

, `gorder`

,
`gsize`

, `head_of`

,
`incident_edges`

, `is_directed`

,
`neighbors`

, `tail_of`

##### Examples

```
# NOT RUN {
g <- make_graph("Zachary")
incident(g, 1)
incident(g, 34)
# }
```

*Documentation reproduced from package igraph, version 1.2.3, License: GPL (>= 2)*

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