# Combine unquoted values
v(var1, var2, var3)
# [1] "var1" "var2" "var3"
# Data frame subset
dat <- mtcars[1:5, v(mpg, cyl, disp)]
dat
# mpg cyl disp
# Mazda RX4 21.0 6 160
# Mazda RX4 Wag 21.0 6 160
# Datsun 710 22.8 4 108
# Hornet 4 Drive 21.4 6 258
# Hornet Sportabout 18.7 8 360
# Data frame sort
dat2 <- sort(dat, by = v(cyl, mpg))
dat2
# mpg cyl disp
# Datsun 710 22.8 4 108
# Mazda RX4 21.0 6 160
# Mazda RX4 Wag 21.0 6 160
# Hornet 4 Drive 21.4 6 258
# Hornet Sportabout 18.7 8 360
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