head_and_tail: Display head and tail of a long data frame

In dtkaplan/mosaicUSAFA: Functions, data, and tutorials for the Math 141Z course

Description

Works just like head() or tail but shows both the first and last rows

Usage

head_and_tail(df, n = 4L, ntop = n, nbottom = n, nmiddle = 0L)

Arguments

df	A data frame or data-frame-like object
n	A number specifying the number of rows to show at the top and bottom.
ntop	Overrides n to specify the number of rows to show at the top
nbottom	Overrides n to specify the number of rows at the bottom
nmiddle	Integer. Whether to show intermediate row to indicate that there are elided rows

Examples

head_and_tail(mtcars)
mtcars %>% head_and_tail(ntop=2, nbottom=4)
mtcars %>% head_and_tail(nmiddle = 3)

dtkaplan/mosaicUSAFA documentation built on Aug. 21, 2021, 10:37 p.m.