引用图片路劲问题

Question

图片的引用:

<img src="../assets/image/setting.png"/>

目录结构:

写的相对路劲,为什么图片没有显示出来?
console提示:

webpack:

var path = require("path");
var webpack = require("webpack");
var HtmlWebpackPlugin = require("html-webpack-plugin");

module.exports = {
    entry: [
        "react-hot-loader/patch",
        "webpack-dev-server/client?http://0.0.0.0:3000",
        "webpack/hot/only-dev-server",
        "babel-polyfill",
        "whatwg-fetch",
        "./src/index"
    ],
    devServer: {
        hot: true,
        contentBase: path.resolve(__dirname, "dist"),
        port: 3000,
        host: "0.0.0.0",
        publicPath: "/",
        historyApiFallback: true,
        disableHostCheck: true,
        proxy: {
            "/agent": {
                target: "http://dn4:19000",
                changeOrigin: true,
            },
            "/api": {
                target: "http://dn4:19989",
                changeOrigin: true,
            },
            "/sign": {
                target: "http://dn4:19000",
                changeOrigin: true,
            },
            "/file": {
                target: "http://dn4:19000",
                changeOrigin: true,
            },
        }
    },
    output: {
        path: path.join(__dirname, "dist"),
        publicPath: "/",
        filename: "app.[hash].js"
    },
    devtool: "eval",
    module: {
        rules: [
            {
                test: /\.js$/,
                exclude: /node_modules/,
                loader: "babel-loader",
                options: {
                    presets: [
                        ["es2015", {"modules": false}],
                        "stage-0",
                        "react"
                    ],
                    plugins: [
                        "transform-async-to-generator",
                        "transform-decorators-legacy",
                        ["import", {"libraryName": "antd", "style": true}]
                    ]
                }
            },
            {
                test: /\.scss|css$/,
                use: [
                    "style-loader",
                    "css-loader",
                    "postcss-loader",
                    "resolve-url-loader",
                    "sass-loader?sourceMap"
                ]
            },
            {
                test: /\.less$/,
                use: [{
                    loader: "style-loader" // creates style nodes from JS strings
                }, {
                    loader: "css-loader" // translates CSS into CommonJS
                }, {
                    loader: "less-loader", options: {
                        modifyVars: {
                            "primary-color": "#0183ff",
                            "font-size-base": "16px",
                        }
                    } // compiles Less to CSS
                }]
            },
            {
                test: /\.(jpe?g|png|gif|svg)$/i,
                use: [
                    "file-loader?hash=sha512&digest=hex&name=[hash].[ext]",
                    {
                        loader: "image-webpack-loader",
                        options: {
                            progressive: true,
                            optimizationLevel: 7,
                            interlaced: false,
                            pngquant: {
                                quality: "65-90",
                                speed: 4
                            }
                        }
                    }
                ]
            },
            {
                test: /\.woff(2)?(\?v=[0-9]\.[0-9]\.[0-9])?$/,
                use: "url-loader?limit=10000&mimetype=application/font-woff"
            },
            {
                test: /\.(ttf|eot|svg)(\?v=[0-9]\.[0-9]\.[0-9])?$/,
                use: "file-loader"
            }
        ]
    },
    plugins: [
        new webpack.NamedModulesPlugin(),
        new webpack.HotModuleReplacementPlugin(),
        new HtmlWebpackPlugin({hash: false, template: "./index.hbs"}),
        new webpack.ContextReplacementPlugin(/moment[\/\\]locale$/, /nb/)
    ]
};

原因找到了:

        contentBase: path.resolve(__dirname, "dist"),

路劲应该写相对于dist的路径
但是现在又有一个问题!这样写在生产环境肯定是显示不了图片的!
我不打算将静态资源放在/dist下,楼下说了static文件的方法,这个应该要配置webpack,有没有朋友分享一下

Answer 1

静态资源的问题已解决,解决方案:
使用webpack的一个插件,生产环境编译时可以将/static目录的文件拷贝到/dist目录下

new CopyWebpackPlugin([
    {
        from: path.resolve(__dirname, 'static'),
        to: path.resolve(__dirname, 'dist/static'),
        ignore: ['*.js']
    }
])

开发的时候的时候webpack-devserver配置:

contentBase: path.resolve(__dirname),
publicPath: "/",

这样在代码里面只要写绝对路径/static/..就行了

Answer 2

你写img的文件在哪里啊? "../assets/image/setting.png"这个只有你写img的文件在components目录下才有效.

Answer 3

如果是使用vue-cli的webpack模板，会被转成绝对路径，如：/images/setting.png，建议将图片放在static文件夹下。

Answer 4

固定路径都放在／static下面把，唯一打包前打包后位置不变的地方

Answer 5

不管是开发环境，我用了上面回答推荐的。

new CopyWebpackPlugin([

{
    from: path.resolve(__dirname, 'static'),
    to: path.resolve(__dirname, 'dist/static'),
    ignore: ['*.js']
}

])

但我download项目vue-cli代码webpack-dev-server配置 提示，contentBase:应该设置为false。但我设置成false连index页面都加载不了，更别说里面的图片了。所以，用了上面的插件的同时。我讲contentBase参数设置成：path.resolve(__dirname) 就可以了。