ruby中的變量(variables)

variables

在ruby中變量不是對象，變量只是對象的一個引用

---

example

person1 = "Tim"
person2 = person1
person1[0] = 'J'
puts "person1 is #{person1}"
puts "person2 is #{person2}"
produces:
person1 is Jim
person2 is Jim