corner {useful}

corner

Description

Display a corner section of a rectangular data set

Usage

corner(x, ...)

## S3 method for class 'data.frame'
corner(x, r = 5L, c = 5L, corner = "topleft",
  ...)

## S3 method for class 'matrix'
corner(x, r = 5L, c = 5L, corner = "topleft", ...)

## S3 method for class 'table'
corner(x, r = 5L, c = 5L, corner = "topleft", ...)

## Default S3 method:
corner(x, r = 5L, ...)

Arguments

x

The data

...

Arguments passed on to other functions

r

Number of rows to display

c

Number of columns to show

corner

Which corner to grab. Possible values are c("topleft", "bottomleft", "topright", "bottomright")

Details

Grabs a corner of a data set

Display a corner section of a rectangular data set

Displays a corner of a rectangular data set such as a data.frame, matrix or table. If showing the right side or bottom, the order of the data is preserved.

The default method reverts to simply calling head

corner of a rectangular data set such as a data.frame, matrix or table. If showing the right side or bottom, the order of the data is preserved.

Value

... The part of the data set that was requested. The size depends on r and c and the position depends on corner.

Author(s)

Jared P. Lander

See Also

head tail topleft topright bottomleft bottomright left right

Examples

data(diamonds)
head(diamonds)      # displays all columns
corner(diamonds)    # displays first 5 rows and only the first 5 columns
corner(diamonds, corner="bottomleft")       # displays the last 5 rows and the first 5 columns
corner(diamonds, corner="topright")       # displays the first 5 rows and the last 5 columns