Ditto function

Removes duplicated data values downstream

Replaces duplicated values with "ditto" string

Ditto(x, ditto="")

Arguments

• x: Vector, possibly with missing values
• ditto: String to replace with, typically empty string "" (default)

Details

If the first argument is not a character vector, Ditto() converts it to the character.

Returns

Vector with replaced values

Author(s)

Alexey Shipunov

See Also

Fill

Examples

Ditto(c("a", "a", "", "b", "b"))
Ditto(c("a", "a", "", "b", NA, "b"))
Ditto(c("a", "a", "", "b", NA, "b"), ditto=NA)
Ditto(c("a", "a", "", "b", NA, "b"), ditto="--")