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问题:

相邻的JSX元素必须包装在一个封闭的标记-gatsby.js中

束高雅
2023-03-14

我为代码的质量提前道歉。当我尝试将html代码放入gatsby.js项目的index.js页面中时,我遇到以下错误:

./src/components/section3.js模块构建失败时出错(来自./node_modules/gatsby/dist/utils/babel loader.js):SyntaxError:/path/src/components/section3.js:相邻的JSX元素必须包装在一个封闭标记中。你想要一个JSX片段吗

import React, { Component } from "react"
import "../css/section3.css"
class Section3 extends React.Component{
    constructor(props){
        super(props);
    }
    render(){
        return(
            <section>
                <div class="product-banners wt-offset-top-24">
                    <div class="product-banners__item _toolbox">
                        <h3 class="product-banners__title _color-light">Lorem ipsum</h3>
                        <div class="product-banners__btn-wrap wt-offset-top-12">
                            <a class="wt-button wt-button_theme_dark wt-button_size_m wt-button_mode_outline"
                                href="/toolbox/app/">Lorem ipsum
                            </a>
                        </div>
                    </div>
                    <div class="product-banners__item _annual-report">
                        <h3 class="product-banners__title">Lorem ipsum</h3>
                        <div class="product-banners__btn-wrap wt-offset-top-12">
                            <a class="wt-button wt-button_size_m wt-button_mode_outline" href="/annualreport/2018/">Lorem ipsum</a>
                        </div>
                    </div>
                </div>
            </section>
            <div class="section-content _bg-extra-dark home-page__section-content _appreciated">
                <div class="page-segment pad segment-skyblue">
                    <div class="large-image-block">
                        <div class="large-image-block_wrap-img flipped">
                            <div class="large-image-block_img">
                                <img src="image-path" alt=""></img>
                            </div>
                        </div>
                        <div class="large-image-block_wrap">
                            <div class="container">
                                <div class="row">
                                    <div class="large-image-block_col col-md-5 col-lg-4 col-lg-offset-1 col-md-push-6 col-lg-push-5">
                                        <div class="large-image-block_video"></div>
                                    </div>
                                    <div class="large-image-block_col col-md-5 col-lg-4 col-md-offset-2 col-lg-offset-3 col-md-pull-7 col-lg-pull-8">
                                        <div class="red_content centered">
                                            <div class="lead-text">Lorem ipsumLorem ipsum</div>
                                            <h2 class="header_style-2">Lorem ipsumLorem ipsum</h2>
                                            <div class="callout_style-1">
                                                <p>Lorem ipsumLorem ipsumLorem ipsumLorem ipsumLorem ipsumLorem ipsumLorem
                                                    ipsumLorem ipsum</p>
                                                <p>
                                                    <a href="/academics/majors-programs" class="btn btn-160 btn-outline-white">Lorem
                                                        ipsum</a>
                                                </p>
                                            </div>
                                        </div>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        );
    }
}

export default Section3;

共有3个答案

郭逸清
2023-03-14

你需要把所有东西都用标签包起来。

您可以使用不创建DOM元素的Fragment并执行以下操作:

import React, { Component, Fragment } from "react"
import "../css/section3.css"
class Section3 extends React.Component{
    constructor(props){
        super(props);
    }
    render(){
        return(
        <Fragment>
            <section>
                ....
            </section>
            <div class="section-content _bg-extra-dark home-page__section-content _appreciated">
                ....
           </div>
        </Fragment>
    );
}
}

export default Section3;
傅鸿波
2023-03-14

您需要读取您的错误:

./src/components/section3.js模块构建失败时出错(来自./node_modules/gatsby/dist/utils/babel loader.js):SyntaxError:/path/src/components/section3.js:相邻的JSX元素必须包装在一个封闭标记中。你想要一个JSX片段吗

相邻的JSX元素必须包装在一个封闭的标记中。你想要一个JSX片段吗

JSX项目必须仅包装在一个封闭标签中:

令人不快的

return(
 <div>This></div>
 <div>is></div>
 <div>Bad></div>
)

好的

return(
 <div>
   <div>This></div>
   <div>is></div>
   <div>Good></div>
 </div>
)

只需用包装所有内容

import React, { Component } from 'react';
import '../css/section3.css';

class Section3 extends Component {
  constructor(props) {
    super(props);
  }

  render() {
    return (
      <div>
        <section>
          <div class="product-banners wt-offset-top-24">
            <div class="product-banners__item _toolbox">
              <h3 class="product-banners__title _color-light">Lorem ipsum</h3>
              <div class="product-banners__btn-wrap wt-offset-top-12">
                <a
                  class="wt-button wt-button_theme_dark wt-button_size_m wt-button_mode_outline"
                  href="/toolbox/app/">
                  Lorem ipsum
                </a>
              </div>
            </div>
            <div class="product-banners__item _annual-report">
              <h3 class="product-banners__title">Lorem ipsum</h3>
              <div class="product-banners__btn-wrap wt-offset-top-12">
                <a
                  class="wt-button wt-button_size_m wt-button_mode_outline"
                  href="/annualreport/2018/">
                  Lorem ipsum
                </a>
              </div>
            </div>
          </div>
        </section>
        <div class="section-content _bg-extra-dark home-page__section-content _appreciated">
          <div class="page-segment pad segment-skyblue">
            <div class="large-image-block">
              <div class="large-image-block_wrap-img flipped">
                <div class="large-image-block_img">
                  <img src="image-path" alt="" />
                </div>
              </div>
              <div class="large-image-block_wrap">
                <div class="container">
                  <div class="row">
                    <div class="large-image-block_col col-md-5 col-lg-4 col-lg-offset-1 col-md-push-6 col-lg-push-5">
                      <div class="large-image-block_video" />
                    </div>
                    <div class="large-image-block_col col-md-5 col-lg-4 col-md-offset-2 col-lg-offset-3 col-md-pull-7 col-lg-pull-8">
                      <div class="red_content centered">
                        <div class="lead-text">Lorem ipsumLorem ipsum</div>
                        <h2 class="header_style-2">Lorem ipsumLorem ipsum</h2>
                        <div class="callout_style-1">
                          <p>
                            Lorem ipsumLorem ipsumLorem ipsumLorem ipsumLorem
                            ipsumLorem ipsumLorem ipsumLorem ipsum
                          </p>
                          <p>
                            <a
                              href="/academics/majors-programs"
                              class="btn btn-160 btn-outline-white">
                              Lorem ipsum
                            </a>
                          </p>
                        </div>
                      </div>
                    </div>
                  </div>
                </div>
              </div>
            </div>
          </div>
        </div>
      </div>
    );
  }
}

export default Section3;

谭梓
2023-03-14

读取错误。您需要将JSX包装在片段中。React无法呈现具有多个子组件的组件,您应该用一个开头

import React, { Component } from "react";
import "../css/section3.css";
class Section3 extends React.Component {
  constructor(props) {
    super(props);
  }
  render() {
    return (
      <>
        <section>
          <div class="product-banners wt-offset-top-24">
            ...
          </div>
        </section>
        <div class="section-content _bg-extra-dark home-page__section-content _appreciated">
          <div class="page-segment pad segment-skyblue">
            ...
          </div>
        </div>
      </>
    );
  }
}

export default Section3;

注意:正如Matt指出的,它不一定是片段,它也可以是div或其他标记。

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