Rails: Is there a rails trick to adding commas to large numbers?

Question

Is there a way to have rails print out a number with commas in it?

For example, if I have a number 54000000.34, I can run <%= number.function %>, which would prin

Answer 1

The following do the trick for both delimiter and precision (API ref).

ActiveSupport::NumberHelper.number_to_rounded(1234.532, delimiter: ',', precision: 1) 

(or from views just number_to_rounded, no need for the suffix)

HTH