vs-es-printing.md
In igraph: Network Analysis and Visualization

vs printing

Code
  V(g)[[1]]
Output
  + 1/3 vertex, named:
    name color weight
  1    A   red     10
Code
  V(g)[[2]]
Output
  + 1/3 vertex, named:
    name color weight
  2    B   red      9
Code
  V(g)[1:2]
Output
  + 2/3 vertices, named:
  [1] A B
Code
  V(g)[2:3]
Output
  + 2/3 vertices, named:
  [1] B C

vs printing, complex attributes

Code
  V(g)[[1]]
Output
  + 1/3 vertex, named:
  $name
  [1] "A"

  $color
  [1] "red"

  $weight
  [1] 10

  $cplx
  $cplx[[1]]
  [1] 1 2 3 4


Code
  V(g)[[2:3]]
Output
  + 2/3 vertices, named:
  $name
  [1] "B" "C"

  $color
  [1] "red" "red"

  $weight
  [1] 9 3

  $cplx
  $cplx[[1]]
  [1] 1 2 3 4

  $cplx[[2]]
  [1] 1 2 3 4

es printing

Code
  E(g)[[1]]
Output
  + 1/3 edge (vertex names):
    tail head tid hid color weight
  1    A    B   1   2   red     10
Code
  E(g)[[2:3]]
Output
  + 2/3 edges (vertex names):
    tail head tid hid color weight
  2    A    C   1   3   red      9
  3    B    C   2   3   red      3

es printing, complex attributes

Code
  E(g)[[1]]
Output
  + 1/3 edge (vertex names):
  $color
  [1] "red"

  $weight
  [1] 10

  $cmpx
  $cmpx[[1]]
  [1] 1 2 3 4


Code
  E(g)[[2:3]]
Output
  + 2/3 edges (vertex names):
  $color
  [1] "red" "red"

  $weight
  [1] 9 3

  $cmpx
  $cmpx[[1]]
  [1] 1 2 3 4

  $cmpx[[2]]
  [1] 1 2 3 4