使用npm start命令运行正常,使用npm run build执行会报错如下: syntax error: C:/Users/wenji/Desktop/my-react-app/src/index.js: Unexpected token (26:6) 我的index.js: import React, { Component } from 'react'; import ReactDOM from 'react-dom'; import './index.css'; import registerServiceWor...
使用npm start命令运行正常,使用npm run build执行会报错如下:syntax error: C:/Users/wenji/Desktop/my-react-app/src/index.js:Unexpected token (26:6)我的index.js:import React, { Component } from 'react';import ReactDOM from 'react-dom';import './index.css';import registerServiceWorker from '...
您的<Navbar />和map()with <Post>s 必须在单个节点内。您可以在不破坏您的设计的情况下使用React.Fragment或包装它们: React.Fragment 组件允许您在 render() 方法中返回多个元素,而无需创建额外的 DOM 元素。 function render() { const { route, postDetails } = this.state; return ( {route === ...
react uncaught syntaxerror: unexpected token '<' chrome extension background page error:"Uncaught SyntaxError:Unexpected token <" 意外的Token U Ajax语法错误 unexpected indentation unexpected indent there was an unexpected error 提示unexpected unexpected token (start_object), expected start_array: need jso...
使用Django Rest Framework + React 写一个应用,中间需要使用 jquery 读取api服务的json数据,反复出现Uncaught SyntaxError: Unexpected token <错误,花了半天时间谷歌,万能的stackoverflow.com上的答案貌似都不对题。万幸找到了这...
2. Possible Causes of "Unexpected Token" Error in React Native There can be several reasons why you encounter an unexpected token error in your ReactNative project. Here are some common causes: a) Syntax Errors: Often, the error is due to a syntax error in your JavaScript code. For exampl...
1. Uncaught SyntaxError: Unexpected token ';' This error is showing up, but I’m unable to locate the exact line in my theme files. The error seems to be related to a ; in the code, but I’ve checked my files and can’t find any issues. 2. Warnings in react-extension.js The ...
Uncaught SyntaxError: Unexpected token '<' 是一个常见的JavaScript错误,通常出现在浏览器控制台中。这个错误提示表明JavaScript解析器在解析代码时遇到了一个意外的<字符。以下是关于这个错误的基础概念、可能的原因以及解决方法: 基础概念 SyntaxError: JavaScript中的一种错误类型,表示代码中存在语法错误。 Unexpecte...
JSON.parse解决Unexpected token ' in JSON at position 1报错 2019-12-18 10:54 −JSON.parse解决Unexpected token ' in JSON at position 1报错 壹 ❀ 引 我们知道JSON.parse能将JSON字符串转变成JS对象,但在一些转换中可能出现Unexpected token ' in&nbs... ...
当我在 JS 文件上运行 ESLint 时,遇到报错,错误信息如下: Parsing error: unexpected token => Warning: React version not specified in eslint-plugin-react settings. See https://github.com/yannickcr/eslint-plugin-react#configuration . 项目环境及配置信息: ...