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roop/classes_are_reference_types.swift

Created June 26, 2014 07:01
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classes_are_reference_types.swift
class MyClass {
var value: Int
init(value v: Int) { value = v }
}
var instanceOfMyClass = MyClass(value: 42)
var assignedInstance2 = instanceOfMyClass
assignedInstance2.value = 2 // Change the copied instance
instanceOfMyClass.value // 2: Original is also changed
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