v: Combine unquoted values

In common: Solutions for Common Problems in Base R

Combine unquoted values

Description

A function to quote and combine unquoted values. The function will return a vector of quoted values. This function allows you to use non-standard evaluation for any parameter that accepts a string or vector of strings.

Usage

v(...)

Arguments

...	One or more unquoted values.

Value

A vector of quoted values.

Examples

# 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

common documentation built on May 29, 2024, 1:48 a.m.