library(xtable)
tTable <- xtable(head(mtcars))
print(tTable, type = "html", hline.after = c(-1, 0))
mpg cyl disp hp drat wt qsec vs am gear carb
Mazda RX4 21.00 6.00 160.00 110.00 3.90 2.62 16.46 0.00 1.00 4.00 4.00
Mazda RX4 Wag 21.00 6.00 160.00 110.00 3.90 2.88 17.02 0.00 1.00 4.00 4.00
Datsun 710 22.80 4.00 108.00 93.00 3.85 2.32 18.61 1.00 1.00 4.00 1.00
Hornet 4 Drive 21.40 6.00 258.00 110.00 3.08 3.21 19.44 1.00 0.00 3.00 1.00
Hornet Sportabout 18.70 8.00 360.00 175.00 3.15 3.44 17.02 0.00 0.00 3.00 2.00
Valiant 18.10 6.00 225.00 105.00 2.76 3.46 20.22 1.00 0.00 3.00 1.00

tTable <- xtable(lm(mpg ~ hp, data = mtcars))
print(tTable, type = "html")
Estimate Std. Error t value Pr(> |t|)
(Intercept) 30.0989 1.6339 18.42 0.0000
hp -0.0682 0.0101 -6.74 0.0000