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ruby base64 이코딩 및 디코딩

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Base64

Base64 모듈은 base64 인코딩을 위한 encode64, strict_encode64, urlsafe_encode64 메서드와 디코딩을 위한 decode64, strict_decode64, urlsafe_decode64 메서드를 제공한다.

예제

간단한 인코딩, 디코딩 예제 
require 'base64'
enc   = Base64.encode64('Send reinforcements')
                    # -> "U2VuZCByZWluZm9yY2VtZW50cw==\n"
plain = Base64.decode64(enc)
                    # -> "Send reinforcements"

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