Round a data.frame.
roundDF.RdRound all numeric variables in a data.frame, leave the other variables untouched. Column and row names are preserved.
Examples
roundDF(mtcars, digits = 0)
#> mpg cyl disp hp drat wt qsec vs am gear carb
#> Mazda RX4 21 6 160 110 4 3 16 0 1 4 4
#> Mazda RX4 Wag 21 6 160 110 4 3 17 0 1 4 4
#> Datsun 710 23 4 108 93 4 2 19 1 1 4 1
#> Hornet 4 Drive 21 6 258 110 3 3 19 1 0 3 1
#> Hornet Sportabout 19 8 360 175 3 3 17 0 0 3 2
#> Valiant 18 6 225 105 3 3 20 1 0 3 1
#> Duster 360 14 8 360 245 3 4 16 0 0 3 4
#> Merc 240D 24 4 147 62 4 3 20 1 0 4 2
#> Merc 230 23 4 141 95 4 3 23 1 0 4 2
#> Merc 280 19 6 168 123 4 3 18 1 0 4 4
#> Merc 280C 18 6 168 123 4 3 19 1 0 4 4
#> Merc 450SE 16 8 276 180 3 4 17 0 0 3 3
#> Merc 450SL 17 8 276 180 3 4 18 0 0 3 3
#> Merc 450SLC 15 8 276 180 3 4 18 0 0 3 3
#> Cadillac Fleetwood 10 8 472 205 3 5 18 0 0 3 4
#> Lincoln Continental 10 8 460 215 3 5 18 0 0 3 4
#> Chrysler Imperial 15 8 440 230 3 5 17 0 0 3 4
#> Fiat 128 32 4 79 66 4 2 19 1 1 4 1
#> Honda Civic 30 4 76 52 5 2 19 1 1 4 2
#> Toyota Corolla 34 4 71 65 4 2 20 1 1 4 1
#> Toyota Corona 22 4 120 97 4 2 20 1 0 3 1
#> Dodge Challenger 16 8 318 150 3 4 17 0 0 3 2
#> AMC Javelin 15 8 304 150 3 3 17 0 0 3 2
#> Camaro Z28 13 8 350 245 4 4 15 0 0 3 4
#> Pontiac Firebird 19 8 400 175 3 4 17 0 0 3 2
#> Fiat X1-9 27 4 79 66 4 2 19 1 1 4 1
#> Porsche 914-2 26 4 120 91 4 2 17 0 1 5 2
#> Lotus Europa 30 4 95 113 4 2 17 1 1 5 2
#> Ford Pantera L 16 8 351 264 4 3 14 0 1 5 4
#> Ferrari Dino 20 6 145 175 4 3 16 0 1 5 6
#> Maserati Bora 15 8 301 335 4 4 15 0 1 5 8
#> Volvo 142E 21 4 121 109 4 3 19 1 1 4 2