我无法确定在ReactJS webpack中加载图像的正确加载器是什么,
你可以帮个忙吗?我收到此错误:
Module parse failed: /Users/imac/Desktop/fakeeh/imgs/logo.png Unexpected character '?' (1:0)
You may need an appropriate loader to handle this file type.
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这是webpack配置:
const path = require('path');
module.exports = {
// the entry file for the bundle
entry: path.join(__dirname, '/client/src/app.jsx'),
// the bundle file we will get in the result
output: {
path: path.join(__dirname, '/client/dist/js'),
filename: 'app.js',
},
module: {
// apply loaders to files that meet given conditions
loaders: [{
test: /\.jsx?$/,
include: path.join(__dirname, '/client/src'),
loader: 'babel-loader',
query: { …Run Code Online (Sandbox Code Playgroud) 今天,当我启动 iMac 继续开发 ReactJS 应用程序时……它没有加载……
我所说的“加载”是指它不显示任何页面的内容。
错误:
未捕获的类型错误:无法读取未定义的属性“getCurrentLocation”
如果您需要 App.js 和 index.js 的代码,它们是:
应用程序.js:
import React, { Component } from 'react';
import Header from './pages/Header';
import Footer from './pages/Footer';
import './css/App.css';
class App extends Component {
render() {
return (
<div className="App">
<Header />
{/*Content*/}
<div> App Page </div>
<Footer />
</div>
);
}
}
export default App;
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索引.js:
import { Router, Route, History } from 'react-router';
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
// …Run Code Online (Sandbox Code Playgroud) 我需要你的帮助
我为网站创建了一个预加载屏幕,徽标 SVG 动画运行良好,但唯一让我感到困惑的是:每次重新加载时,动画都没有发生,但是 3 秒的装载机功能正常。
这是网站:http : //itsrev.io
这是代码:
var loaderScreen;
function showPage() {
document.getElementById("loader").style.display = "none";
document.getElementById("banner").style.display = "block";
}
function loadingFunction() {
loaderScreen = setTimeout(showPage, 4000);
}
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CSS:
/**************************************
Preloader
***************************************/
#loader {
display: flex;
justify-content: center;
align-items: center;
height: 100vh;
}
#banner {
display: none;
}
/* Add animation to "page content" */
#banner {
position: relative;
-webkit-animation-name: animatebottom;
-webkit-animation-duration: 1s;
animation-name: animatebottom;
animation-duration: 1s
}
@-webkit-keyframes animatebottom {
from { bottom:-100px; opacity:0 }
to …Run Code Online (Sandbox Code Playgroud) 我使用 CSS 创建了一个交叉淡入淡出,但我在时间方面遇到了困难。我希望每个图像之间延迟 4 秒或 4 秒,但它不起作用。
#cf {
position:absolute;
margin:0 auto;
width: 100%;
height: 100%;
top: 0;
}
#cf img {
position:absolute;
left:0;
-webkit-transition: opacity 1s ease-in-out;
-moz-transition: opacity 1s ease-in-out;
-o-transition: opacity 1s ease-in-out;
transition: opacity 1s ease-in-out;
z-index: -1;
}
@-webkit-keyframes cf4FadeInOut {
0% {
opacity:1;
}
15% {
opacity:1;
}
55% {
opacity:0;
}
100% {
opacity:0;
}
}
@-moz-keyframes cf4FadeInOut {
0% {
opacity:1;
}
15% {
opacity:1;
}
55% {
opacity:0;
}
100% { …Run Code Online (Sandbox Code Playgroud)我有一个带有字符串大小写的枚举:
enum CaseStatus : string
{
case Completed = 'completed';
case Pending = 'pending';
case Rejected = 'rejected';
public function color(): string
{
return match($this)
{
self::Completed => 'badge-light-success',
self::Pending => 'badge-light-warning',
self::Rejected => 'badge-light-danger',
};
}
}
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我正在尝试迁移使用此枚举的表并将其默认列值设置为CaseStatus::Pending
$table->string('status')->default(CaseStatus::Pending)->nullable();
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当我迁移时,我收到错误:
Object of class App\Enums\CaseSeverity could not be converted to string
Run Code Online (Sandbox Code Playgroud) javascript ×2
reactjs ×2
animation ×1
cross-fade ×1
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html ×1
laravel ×1
loading ×1
react-router ×1
svg ×1
webpack ×1