f_dollar - A wrapper for f_num that formats
dollar values as labeled dollars.
Usage
f_dollar(x, leading_zero = TRUE, digits = 2, ...)
ff_dollar(...)
Arguments
x
A vector of values.
leading_zero
logical. If TRUE a leading zero will be added to
values from 0 up to 1.
digits
The number of digits to use. Defaults to 2. Can be set
globally via: options(numformdigits = n) where n is the number of
digits beyond the decimal point to include.