add key and value to first spot in hash ruby
hash1 = { two: 2, three: 3 }
#add a new key,value
hash1 = Hash[:one,1].merge!(hash1) #=> {:one=>1, :two=>2, :three=>3}add key and value to first spot in hash ruby
hash1 = { two: 2, three: 3 }
#add a new key,value
hash1 = Hash[:one,1].merge!(hash1) #=> {:one=>1, :two=>2, :three=>3}Copyright © 2021 Codeinu
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