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我想创建我的react.js组件“获取图像URL”的功能,但由于某些原因,它不断告诉我,有一个意外的标记,当函数的花括号是必要的:在ES6中带有花括号的意外标记?
// Loading.js
import React, { Component } from 'react'
export default class Header extends Component {
render() {
const data = this.props.data
const header_data = data.globals.header
getImageURL(data) {
if(header_data) {
var logo_image_url = _.findWhere(metafields, { key: 'logo-image' }).url;
} else {
return null;
}
}
const logo_image_url = data.globals.header.logo_image.url;
return (
<div id="siteHeader">
<img className='logo' width="300" src="{logo_image_url}"/>
<span>The Heading!</span>
</div>
);
}
}
export default Header;
This is the error I get:
Unexpected token (9:20)
7 | const data = this.props.data
8 | const header_data = data.globals.header
> 9 | getImageURL(data) {
| ^
10 | if(header_data) {
没有额外的花括号,问题是什么?