
react- JSX & Component
Authored by Li Zhou
Professional Development
1st - 3rd Grade
Used 2+ times

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10 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
关于JSX的说法正确的是?
JSX 全称JavaScript XML
JSX 和 HTML 标签没什么区别
JSX 本质上是JavaScript
JSX 是一种类似于XML语法的JS的扩展
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
如何给jsx元素添加class属性
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
在JSX, 可以使用哪个标签创建下拉列表(drop-down list)最简单?
<Select >
<select>
<li>
<ul>
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
使用_________作为数组元素的标识?
ref
data
key
store
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
哪一个写法是组件调用?
{ header }
<Header />
<header>
header()
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
关于 Class Component 描述正确的是?
import React from 'react'
have only one render
must extends React.Component
all of the above
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
传递 props 的正确方式?
<Hello name="World" />
<{this.state.name} />
<name Hello={this.props} />
<Hello = "World" />
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