qdap (version 2.3.0)

htruncdf: Dataframe Viewing

Description

htruncdf - Convenience function to view the head of a truncated dataframe.

truncdf - Convenience function to view a truncated dataframe.

ltruncdf - Convenience function to view the head of a list of truncated dataframes.

qview - Convenience function to view a summary and head of a dataframe.

lview - Convenience function to view the list (list view) of qdap objects that have print methods that print a single dataframe.

Usage

htruncdf(dataframe, n = 10, width = 10, ...)
truncdf(dataframe, end = 10, begin = 1)
ltruncdf(dat.list, n = 6, width = 10, ...)
qview(dataframe, ...)
lview(x, print = TRUE)

Arguments

dataframe

A data.frame object.

n

Number of rows to display.

width

The width of the columns to be displayed.

end

The last character to be displayed (width).

begin

The first character to be displayed (width).

dat.list

A list of data.frame objects.

x

A class qdap object that is a list which prints as a dataframe.

print

logical. If TRUE prints to the console.

…

Other arguments passed to htruncdf (qview; ltruncdf) or head (htruncdf).

Value

htrundf - returns n number of rows of a truncated dataframe.

trundf - returns a truncated dataframe.

ltruncdf - returns a list of n number of rows of a truncated dataframes.

qview - returns a dataframe head with summary statistics.

lview - prints a list of the qdap object and invisibly returns the unclassed object.

See Also

head

Examples

# NOT RUN {
truncdf(raj[1:10, ])
truncdf(raj[1:10, ], 40)
htruncdf(raj)
htruncdf(raj, 20)
htruncdf(raj, ,20)
ltruncdf(rajPOS, width = 4)
qview(raj)
qview(CO2)
lview(question_type(DATA.SPLIT$state, DATA.SPLIT$person))
lview(rajPOS)
lview(lm(mpg~hp, data = mtcars))
# }