February 2012
Intermediate to advanced
540 pages
11h 39m
Chinese
Content preview from 深入淺出 jQuery
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目前位置 4 355
處理 JSON 資料
問
：是
jQuery
的人想出
JSON
的嗎？
答
：不，是
Douglas Crockford
，
Yahoo!
的
JavaScript
架 構 師， 他 創 造 了
JSON
， 並 稱 之 為 “
fat-free
alternative to XML
”（
XML
的 脫 脂 替 代 物 ）。
Douglas Crockford
在
http://www.json.org/fatfree.
html
上解釋了
JSON
的設計理由。
問
：
JSON
不就是
JavaScript
嗎？
答
： 是， 也 不 是。
JSON
奠 基 於
JavaScript
的 子 集，
ECMA
262 第 3 版，但是能夠被運用在多種程式語言
的資料傳輸。關於使用
JSON
的程式語言清單，請參
考
http://www.json.org/
。
問
： 那 麼， 假 如
JavaScript
和
PHP
具 有 類 似 的 語 法，
為什麼不能夠僅使用
JavaScript
做我需要做的事？
答
：如先前所提，
PHP
是伺服端指令稿語言，並且能
夠代表你跟
Web
伺服器和資料庫互動。程式碼在伺服
器上被 執 行， 產 生
HTML
，然後 被 送 給 客 戶端。另一
方面，
JavaScript
只存活在你的瀏覽器，與客戶端互動。
問
：好，再問一次，
PHP
是什麼？
答
：
PHP
（
PHP: Hypertext Preprocessor
，遞迴式首
字母縮略詞）是一種廣泛被使用且為開源碼的通用目
的指令稿語言，特別適用於
Web
開發，並且能夠被嵌
入
HTML
。
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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.