DTSg (version 2.0.0)

getCol.DTSg: Get column vector

Description

Returns the values of a column of a DTSg object.

The extract operator ([) acts as a shortcut for getCol.

Usage

# S3 method for DTSg
getCol(x, col = self$cols(class = "numeric")[1L], ...)
# S3 method for DTSg
[(x, ...)

Value

Returns a vector or a list in case of a list column.

Arguments

x

A DTSg object (getCol S3 method only).

col

A character string specifying a column name.

...

Arguments passed on to getCol (only used by the extract operator).

See Also

cols

Examples

# new DTSg object
x <- DTSg$new(values = flow)

# get the first ten values of the "flow" column
## R6 methods
x$getCol(col = "flow")[1:10]
x$`[`("flow")[1:10]

## S3 methods
getCol(x = x, col = "flow")[1:10]
x["flow"][1:10]