6.3. igraph_es_none — Empty edge selector.

6.3. `igraph_es_none` — Empty edge selector.

int igraph_es_none(igraph_es_t *es);

Arguments:

es:

Pointer to an uninitialized edge selector object to initialize.

Returns:

Error code.

See also:

igraph_ess_none()

Time complexity: O(1).