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Reporting of time elapsed since a given start time. This function is used internally by other functions in the package.
timer(start.time)The function returns a message informing of the time elapsed since the input 'start.time'.
A. Marcia Barbosa
# get starting time:
start <- Sys.time()
# do some random analysis:
sapply(rnorm(50000), function(x) x*5)
# see how long it took:
timer(start)
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