The easy way which may lead to problems when the code evolves is simply by assigning the default array ( which contains all key- value- pairs as an even. What is the best way to combine both hashes into % hash1? Hash2 bitcoin. The growth of Bitcoin know about its working, Blockchain technology has been so rapid, are looking to invest , that even those who haven’ t heard of cryptocurrency explore this field.
I always know that % hash2 and % hash1 always have unique keys. I would also prefer a single line of code if possible.