Binary conversion with pack. See also String.unpack. : pack « Array « Ruby

1. Ruby
2. Array
3. pack

Binary conversion with pack. See also String.unpack.

[1,2,3,4].pack("CCCC")    # => "\001\002\003\004"
[1,2].pack('s2')          # => "\001\000\002\000"
[1234].pack("i")          # => "\322\004\000\000"

 

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