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2 parents 8bab3d2 + 8925abd commit 1cffbceCopy full SHA for 1cffbce
_tour/abstract-types.md
@@ -4,13 +4,14 @@ title: Abstract Types
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discourse: true
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-tutorial: scala-tour
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-categories: tour
+partof: scala-tour
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num: 23
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next-page: compound-types
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previous-page: inner-classes
+topics: abstract types
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prerequisite-knowledge: variance, upper-type-bound
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+redirect_from: "/tutorials/tour/abstract-types.html"
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---
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Traits and abstract classes can have an abstract type member. This means that the concrete implementations define the actual type. Here's an example:
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