How to sort a string in ruby?

Question

Possible duplicate:
How to sort the characters in a string alphabetically?

Assuming there is a simple string str = "bacd" I want to sort it so that the result contains result = "abcd"

How do I do this in Ruby?

+3

Amar 07 Mar 12 at 11:51

2 answers

Mark thomas · Answer 1 · 2012-03-07T12:08:27+0000

Tokland's comment is so good that it deserves a full blown answer:

str.chars.sort.join

This works in Ruby 1.8 and 1.9.

You can find Ruby Doc here.

Jakobinsky · Answer 2 · 2012-03-07T11:54:10+0000

Nice and simple:

str = 'bacd'
p str.split('').sort.join # => "abcd"