Read a var or obs slot by several keys
Description
Read a var or obs slot by several keys
Usage
## S3 method for class 'Columns'
x[i, ...]
Arguments
x
|
A var or obs slot of a level. |
i
|
Keys, or the level’s own names. |
…
|
Ignored. |
Value
A data frame of every column the names name; the names without data.