id {qdapTools}

ID By Row Number or Sequence Along

Description

Generate a sequence of integers the length/ncol of an object.

Usage

id(x, prefix = FALSE, pad = TRUE, ...)

Arguments

x

A dataframe, matrix, vector, or list object.

prefix

A character string to use as a prefix. FALSE or NULL results in no prefix being used. TRUE will utilize the prefix "X.".

pad

logical. If TRUE the beginning number will be padded with zeros.

...

Other arguments passed to pad.

Value

Returns a vector of sequential integers.

Examples

id(list(1, 4, 6))
id(matrix(1:10, ncol=1))
id(mtcars)
id(mtcars, TRUE)
id("w")
id(mtcars, prefix="id-")
## Not run: 
library(qdap)
question_type(DATA.SPLIT$state, id(DATA.SPLIT, TRUE))

## End(Not run)