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O'Reilly Platform
book
React学习手册
by
Alex Banks
,
Eve Porcello
December 2017
Intermediate to advanced
329 pages
6h 9m
Chinese
China Electric Power Press Ltd.
Content preview from
React学习手册
React
与
JSX
|
87
</script>
<script type="text/babel">
//
在这里编写
JSX
代码,或者链接其他包含
JSX
代码的独立
JavaScript
文件
</script>
</body>
</html>
Babel v5.8
是必需的
为了在浏览器中转译代码,最好使用
Babel v.5.8
。
Babel 6.0+
不能作为浏览器内
部的转译器使用。
本章后续的章节中,将会介绍
Babel
和
webpack
一起搭配使用,对
JavaScript
文件进行
静态转译。现在,使用浏览器内部的转译器已经能够满足需要了。
菜谱与
JSX
React
日渐风靡的原因之一是它允许用户使用优雅的代码编写
Web
应用。创建优雅的代
码模块非常有用,它可以清楚地说明应用程序的功能。
JSX
为用户提供了一种漂亮、
简洁的方式表示代码中的
React
元素,这对我们是非常有意义的,并且能够被团队的
其他开发人员快速地阅读理解。
JSX
的不足之处在于,它不能被浏览器识别。在我们
的代码可以被浏览器解析之前,需要将
JSX
格式转译成纯粹的
React
源码。
示例
5-5
中的数组包含两个菜谱,它们表示我们应用程序的当前
State
。
示例
5-5
:菜谱数组
var data = [
{
"name": "Baked Salmon",
"ingredients": [
{ "name": "Salmon", "amount": 1, "measurement": "l lb" },
{ "name": ...
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Publisher Resources
ISBN: 9787519814236