How to force a decimal

Ruby
1

Hey there all,

This should be simple. I need to know how to force a decimal place.

say i wanted to do 3.5.to_s
but i need that to be 3.50 as the string,

how would i do this?

thanks

2

say i wanted to do 3.5.to_s
but i need that to be 3.50 as the string,

Use String#% and friends:

“%.2f” % 3.5

3

cool, thanks much !