関数合成 (compose や andThen を使って) / `extensions.filter { case PhoneExt(name, extension) => extension < 200 }`

masa8aurum のブックマーク 2017/10/07 23:26

<blockquote class="hatena-bookmark-comment"><a class="comment-info" href="https://b.hatena.ne.jp/entry/266021562/comment/masa8aurum" data-user-id="masa8aurum" data-entry-url="https://b.hatena.ne.jp/entry/s/twitter.github.io/scala_school/pattern-matching-and-functional-composition.html" data-original-href="https://twitter.github.io/scala_school/pattern-matching-and-functional-composition.html" data-entry-favicon="https://cdn-ak2.favicon.st-hatena.com/64?url=https%3A%2F%2Ftwitter.github.io%2Fscala_school%2Fpattern-matching-and-functional-composition.html" data-user-icon="/users/masa8aurum/profile.png">Scala School - Pattern matching & functional composition</a><ul class="comment-tag" style="list-style: none; margin: 0px;"><li style="float: left">[<a href="https://b.hatena.ne.jp/q/Scala">Scala</a>]</li><li style="float: left">[<a href="https://b.hatena.ne.jp/q/Functional-Programming">Functional-Programming</a>]</li></ul><br><p style="clear: left"> 関数合成 (compose や andThen を使って)  /  `extensions.filter { case PhoneExt(name, extension) =&gt; extension &lt; 200 }`</p><a class="datetime" href="https://b.hatena.ne.jp/masa8aurum/20171007#bookmark-266021562"><span class="datetime-body">2017/10/07 23:26</span></a></blockquote><script src="https://b.st-hatena.com/js/comment-widget.js" charset="utf-8" async></script>

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Scala School - Pattern matching & functional composition

twitter.github.io2015/09/15

This lesson covers: Function Composition compose andThen Currying vs Partial Application PartialFunctions range and domain composition with orElse What is a case statement? Function Composition Let...

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