Get Names of Value Columns
## S3 method for class 'DTSg' cols(x, class = NULL, pattern = NULL, ...)
x |
A |
class |
An optional character vector matched to the most specific class
(first element) of each column's |
pattern |
An optional character string passed on to the |
... |
Further arguments passed on to |
Returns a character vector.
# new DTSg object x <- DTSg$new(values = flow) # get names of numeric columns ## R6 method x$cols(class = "numeric") ## S3 method cols(x = x, class = "numeric")
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