List variables provided by a tbl.

tbl_vars() returns all variables while tbl_nongroup_vars() returns only non-grouping variables. The groups attribute of the object returned by tbl_vars() is a character vector of the grouping columns.

tbl_vars(x)

tbl_nongroup_vars(x)

Arguments

x	A tbl object

See also

group_vars() for a function that returns grouping variables.