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kddnewton/emoji.rb

Created December 1, 2022 15:11
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Emoji encoding
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emoji.rb
def c2e(string) = string.chars.map { |char| [char.ord + 128000].pack("U") }.join
def e2c(string) = string.unpack("U*").pack("c*")
c2e("Hello, world!")
# => "👈👥👬👬👯🐬🐠👷👯👲👬👤🐡"
e2c("👈👥👬👬👯🐬🐠👷👯👲👬👤🐡")
# => "Hello, world!"
e2c(c2e("Hello, world!"))
# => "Hello, world!"
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