[Ruby] String and Array Conversion Methods

Tadashi Shigeoka ·  Sun, February 26, 2012

I looked up methods to convert strings to arrays and arrays to strings in Ruby, so taking notes.

■ Converting String to Array

To convert a string to an array, use split.

"Ruby on Rails".split(" ")
=> ["Ruby", "on", "Rails"]

■ Converting Array to String

To convert an array to a string, use join.

["Ruby", "on", "Rails"].join(",")
=> "Ruby,on,Rails"

That’s all from the Gemba regarding Ruby string and array conversion.

【References】

Ruby/文字列を配列に変換する方法(逆も) - TOBY SOFT wiki

文字列を分割する - 文字列(String)クラス - Ruby入門