inst/bench/fwf/read.delim-base.R

({})
x <- read.fwf(file, widths = fields$width, col.names = fields$col_names)
print(head(x, 10))
a <- head(x)
b <- tail(x)
c <- x[sample(NROW(x), 100), ]
d <- x[x$PERSONS== "06", ]
e <- tapply(x$TOTPUMA5, x$STATE, mean)

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vroom documentation built on Aug. 27, 2020, 9:07 a.m.