April 2014
Intermediate to advanced
220 pages
4h 7m
Japanese
Content preview from AngularJSアプリケーション開発ガイド
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162
7
章 その他の便利な機能
イベントは上方向または下方向の端まで伝播するため、特定のレベル（
$scope
）でイベントの伝
播をストップしたり、デフォルトのふるまいを行わないようにしたりする場合もあるでしょう。イ
ベントリスナーに渡される
event
オブジェクトには、これらをはじめとするいくつかの機能が用
意されています。それぞれの機能について簡単にまとめたのが表7-3です。
表7-3 イベントオブジェクトのプロパティとメソッド
名前 意味
event.targetScope
イベントが発生あるいは一斉通知された元の
$scope
event.currentScope
現在このイベントを処理している
$scope
event.name
イベントの名前
event.stopPropagation()
イベントの以降の伝播を止めるための関数（
$emit
を使って発生させたイベ
ントでのみ有効）
event.preventDefault() defaultPrevented
に
true
をセットするだけの関数。このプロパティを
チェックするかどうかは、それぞれのイベントリスナーに任されている
event.defaultPrevented preventDefault
が呼び出されている場合は
true
7.4
cookie
遅かれ早かれ、読者はユーザーのセッションの情報をクライアント側に保持したいと思うように
なることでしょう。
document.cookie
のインタフェースを使い、プレインテキストを
cookie
に保
存し（そして悪夢のような経験をし） ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.