How to get the last character of a string by coffeescript?

Question

I have a string as below:

str = "abcdefg123"

I want to get the last character(3), how to make it by coffeescript?

I am a newcomer to coffeescript, hope someone can help me, thanks in advance!

Answer 1

Enjoy some Coffeescript destructuring assignement and splats:

str = "abcdefg123"
[..., lastChar] = str
alert lastChar