Method: Bitcoin::Descriptor::Expression#compressed_key?

Defined in:

lib/bitcoin/descriptor/expression.rb

#compressed_key?(key) ⇒ Boolean

Check whether key is compressed public key or not.

Returns:

• (Boolean)

# File 'lib/bitcoin/descriptor/expression.rb', line 46

def compressed_key?(key)
  %w(02 03).include?(key[0..1]) && [key].pack("H*").bytesize == 33
end