Hash Practice

gistfile1.txt

#hash 
student = {}
student["First Name"] = “John”
student["Last Name"] = “Doe”
student["Age"] = 15
student["Subjects"] = {}
student["Subjects"][“Physics”] = 75
student["Subjects"][”Chemistry”] = 98
student["Subjects"][”Maths”] = 85


puts "First Name: #{student["First Name"]} Last Name: #{student["Last Name"]} Age: #{ student["Age"]} Subjects: #{ student["Subjects"].keys.map{|x| x + " "}.join } #{ 

student["Subjects"].keys.map{|x| x + ": " +  student["Subjects"][x].to_s + " " }.join } "