 Scala 2.11 basic declarations and definitions specification (source code)

by Codex (@codex,  0)

= Scala 2.11 basic declarations and definitions specification
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https://www.scala-lang.org/files/archive/spec/2.11/04-basic-declarations-and-definitions.html

The “Variance Annotations” section specifies variance positions and lower-bound widening, used when an immutable class's output <type parameter> is covariant while a method must accept a possibly broader output value.

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