tibble.md
In tibble: Simple Data Frames

output test

Code
  tibble(a = 1, a = 1)
Condition
  Error in `tibble()`:
  ! Column name `a` must not be duplicated.
  Use `.name_repair` to specify repair.
  Caused by error in `repaired_names()`:
  ! Names must be unique.
  x These names are duplicated:
    * "a" at locations 1 and 2.
Code
  tibble(a = new_environment())
Condition
  Error in `tibble()`:
  ! All columns in a tibble must be vectors.
  x Column `a` is an environment.
Code
  tibble(a = 1, b = 2:3, c = 4:6, d = 7:10)
Condition
  Error in `tibble()`:
  ! Tibble columns must have compatible sizes.
  * Size 2: Existing data.
  * Size 3: Column `c`.
  i Only values of size one are recycled.