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Diffstat (limited to '08-expressions.md')
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diff --git a/08-expressions.md b/08-expressions.md index 1eed192cc8..e951350fb3 100644 --- a/08-expressions.md +++ b/08-expressions.md @@ -433,21 +433,21 @@ parameterless method or call-by-name parameter of type parameterlist `()`. ###### Example -The method values in the left column are each equivalent to the -[anonymous functions](#anonymous-functions) on their right. +The method values in the left column are each equivalent to the [eta-expanded expressions](#eta-expansion) on the right. | | | |------------------------------ | --------------------------------------------| |`Math.sin _` | `x => Math.sin(x)` | |`Array.range _` | `(x1, x2) => Array.range(x1, x2)` | |`List.map2 _` | `(x1, x2) => (x3) => List.map2(x1, x2)(x3)` | -|`List.map2(xs, ys)_` | `x => List.map2(xs, ys)(x)` | +|`List.map2(xs, ys)_` | `{ val eta1 = xs; val eta2 = ys; x => List.map2(eta1, eta2)(x) }` | Note that a space is necessary between a method name and the trailing underscore because otherwise the underscore would be considered part of the name. + ## Type Applications ``` |