本文实例为大家分享了vue实现图片上传功能的具体代码，供大家参考，具体内容如下

先看效果

图片上传使用vant组件库中的 van-uploader, 使用方法参考官网
vant组件库

下面看代码

UploadPicture.vue

<template> <div class="content"> <!-- 底部模块start --> <div class="bottom_bg"> <p class="flexst pt8">上传图片</p> <div class="upload_bg"> <div v-for="(item, index) in this.remUploadImgUrls"> <img class="showimg" :src="item"/> <img class="delicon" src="@/assets/images/consult_close.png" @click="(e) => delImgClick(index, e)" /> </div> <!-- v-if="remUploadImgUrls.length < 6" 限制最多6张 --> <img class="addimg" src="@/assets/images/inq_addImg.png" v-if="remUploadImgUrls.length < 6" @click="openMenu" /> </div> </div> <!-- 底部模块end--> <van-actionsheet v-model="menuShow" :actions="actions" cancel-text="取消" @select="onSelect" /> <van-uploader id="upload" :after-read="onRead"/> </div></template><script> import {mapState} from 'vuex' export default { name: "UploadPicture", data() { return { menuShow: false, actions: [ { name: '历史照片' }, { name: '选择相册或拍照' } ], } }, computed: { ...mapState({ remUploadImgUrls() { return this.$store.state.uploadImgUrls; } }) }, methods: { openMenu() { this.menuShow = true }, onSelect(item) { this.menuShow = false console.log(item); if (item.name === '选择相册或拍照') { return document.getElementById('upload').click(); } }, onRead(file) { this.$store .dispatch({ type: 'uploadImg', payload: file.file }) .then(() => { // Toast.clear; }); }, delImgClick(index, e) { let tmpList = [...this.remUploadImgUrls]; tmpList.splice(index, 1); this.$store.commit('DEL_UPLOADIMG', tmpList); } }, }</script><style scoped lang="scss"> .content { .bottom_bg { margin: 10px 8px 0; padding: 0 .1rem; background: #fff; .upload_bg { margin-top: 10px; display: flex; justify-content: space-between; flex-wrap: wrap; div { width: 31%; margin-bottom: 10px; position: relative; .showimg { width: 100%; height: 100%; } .delicon { position: absolute; right: -6px; top: -6px; width: 20px; height: 20px; } } .addimg { width: 31%; height: 31%; margin-bottom: 10px; } &:after { width: 30%; content: ''; } } } }</style>

src/store/index.js

import Vue from 'vue';import vuex from 'vuex';import { get, post} from '@/api';Vue.use(vuex);export default new vuex.Store({ module: { }, state: { uploadImgUrls: [], }, mutations: { // 处理同步方法 SET_UPLOADIMG(state, imgUrl) { const tmp = state.uploadImgUrls; tmp.push(imgUrl); state.uploadImgUrls = tmp; }, DEL_UPLOADIMG(state, data) { state.uploadImgUrls = [...data]; }, }, actions: { // 处理异步方法 // 上传图片 async uploadImg({ commit }, { payload }) { let f = new FormData(); f.append('file', payload); const data = await post('/upload', f); commit('SET_UPLOADIMG', data); }, },});

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