February 2013
Intermediate to advanced
380 pages
7h 45m
Japanese
Content preview from Nodeクックブック
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60
3 章 データのシリアル化
replace
メソッドを呼び出して
name
を
fullname
に置換しています。
本レシピで記述している
replace
の使用方法は、本番環境ではあまりおすすめできる方法ではあ
りません。この方法では、置換を意図していない
name
文字列も含めて、すべての
name
文字列が
fullname
に置換されてしまいます。本レシピで
replace
を使用した理由は、
profiles
オブジェク
トが
JSON
形式の文字列に変換されていることを確認するためです。
replace
メソッドは文字列に
のみ適用でき、オブジェクトには適用できません。
その後、
JSON
形式の文字列に変換されていた
profiles
を
JSON.parse
でオブジェクトに戻しま
した。先ほど文字列に加えた変更（
name
を
fullname
に置換）が反映されているかどうかを確かめ
るため、そしてオブジェクトに無事に変換されているかどうかを確かめるため、
profiles.felix
で
felix
のプロフィール情報を修正し、その内容をコンソールに出力しました。
JSON
は柔軟で、プラットフォームを問わずあらゆる場面で活用できるデータフォーマットで
す。このフォーマットを使ったよりハイレベルな実装について、ミニレシピで見ていきます。
関連するレシピ
●
「レシピ
3.3
Ajax
によるブラウザ・サーバ間のデータ転送」
●
「レシピ
3.4
リアルデータの処理：トレンドツイートを取得する」
ミニレシピ
3.1.1
JSONP
レスポンスを返す
JSONP ...
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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.