mosaic (version 0.6-2)

do: Do Things Repeatedly

Description

do() provides a natural syntax for repetition tuned to assist with replication and resampling methods.

Usage

do(n = 1L, cull = NULL, mode = NULL)
  ## S3 method for class 'repeater':
print(x, ...)
  ## S3 method for class 'repeater,ANY':
*(e1, e2)

Arguments

n

number of times to repeat

cull

function for culling output of objects being repeated. If NULL, a default culling function is used. The default culling function is currently aware of objects of types lme, lm, htest, table,

mode

target mode for value returned

e1

an object

e2

an object

...

additional arguemnts

x

an object used to select a method.

Value

• do returns an object of class repeater which is only useful in the context of the operator *. See the examples.

See Also

replicate

Examples

do(3) * rnorm(1)
do(3) * "hello"
do(3) * lm(shuffle(height) ~ sex + mother, Galton)
do(3) * summary(lm(shuffle(height) ~ sex + mother, Galton))
do(3) * 1:4
do(3) * mean(rnorm(25))
do(3) * c(mean = mean(rnorm(25)))
do(3) * tally( ~sex|treat, data=resample(HELPrct))