R: Examples for 'reshape::expand.grid.df'

### ** Examples
expand.grid.df(data.frame(a=1,b=1:2))

  a b
1 1 1
2 1 2

expand.grid.df(data.frame(a=1,b=1:2), data.frame())

  a b
1 1 1
2 1 2

expand.grid.df(data.frame(a=1,b=1:2), data.frame(c=1:2, d=1:2))

expand.grid.df(data.frame(a=1,b=1:2), data.frame(c=1:2, d=1:2), data.frame(e=c("a","b")))

  a b c d e
1 1 1 1 1 a
2 1 2 1 1 a
3 1 1 2 2 a
4 1 2 2 2 a
5 1 1 1 1 b
6 1 2 1 1 b
7 1 1 2 2 b
8 1 2 2 2 b

Examples for 'reshape::expand.grid.df'