headtail: Print head and tail elements of a vector
In ribiosUtils: Utilities from and Interface to the Bioinfo-C (BIOS) Library

Description Usage Arguments Details Value Author(s) See Also Examples

This function prints head and tail elements of a vector for visualization purposes. See examples for its usage.

1	headtail(vec, head = 2, tail = 1, collapse = ", ")

`vec`	A vector of native types (e.g. character strings)
`head`	Integer, number of head elements to be printed
`tail`	Integer, number of tail elements to be printed
`collapse`	Character string, used to collapse elements

Head and tail elements are concatenated with ellipsis, if there are any elements that are not shown in the vector.

A character string representing the vector

Jitao David Zhang <jitao_david.zhang@roche.com>

head, tail

testVec1 <- LETTERS[1:10]
headtail(testVec1)
headtail(testVec1, head=3, tail=3)
headtail(testVec1, head=3, tail=3, collapse="|")

testVec2 <- letters[1:3]
headtail(testVec2, head=1, tail=1)
headtail(testVec2, head=2, tail=1)