dollar_format: Currency formatter: round to nearest cent and display dollar sign.
Description
The returned function will format a vector of values as currency.
Values are rounded to the nearest cent, and cents are displayed if
any of the values has a non-zero cents and the largest value is less
than largest_with_cents which by default is 100000.
Usage
dollar_format(largest_with_cents = 1e+05)
dollar(x)
Arguments
largest_with_cents
the value that all values of x must
be less than in order for the cents to be displayed
x
a numeric vector to format
Value
a function with single paramater x, a numeric vector, that
returns a character vector