宽带技术网网站,wordpress widget hook,淳安千岛湖建设集团网站,免费个人网站怎么制作第034个 查看专栏目录: VUE ------ element UI 专栏目标
在vue和element UI联合技术栈的操控下#xff0c;本专栏提供行之有效的源代码示例和信息点介绍#xff0c;做到灵活运用。 #xff08;1#xff09;提供vue2的一些基本操作#xff1a;安装、引用#xff0c;模板使… 第034个 查看专栏目录: VUE ------ element UI 专栏目标
在vue和element UI联合技术栈的操控下本专栏提供行之有效的源代码示例和信息点介绍做到灵活运用。 1提供vue2的一些基本操作安装、引用模板使用computedwatch生命周期(beforeCreatecreated,beforeMountmounted, beforeUpdateupdated, beforeDestroydestroyedactivateddeactivatederrorCapturedcomponents)、 $root , $parent , $children , $slots , $refs , props, $emit , eventbus ,provide / inject, Vue.observable, $listeners, $attrs, $nextTick , v-for, v-if, v-else,v-else-ifv-onv-prev-cloakv-oncev-model v-html, v-text, keep-aliveslot-scope filters, v-bind.stop, .native, directivesmixinrender国际化Vue Router等 2提供element UI的经典操作安装引用国际化el-rowel-colel-buttonel-linkel-radioel-checkbox el-inputel-select, el-cascader, el-input-number, el-switch,el-slider, el-time-picker, el-date-picker, el-upload, el-rate, el-color-picker, el-transfer, el-form, el-table, el-tree, el-pagination,el-badge,el-avatar,el-skeleton, el-empty, el-descriptions, el-result, el-statistic, el-alert, v-loading, $message, $alert, $prompt, $confirm , $notify, el-breadcrumb, el-page-header,el-tabs ,el-dropdown,el-steps,el-dialog, el-tooltip, el-popover, el-popconfirm, el-card, el-carousel, el-collapse, el-timeline, el-divider, el-calendar, el-image, el-backtopv-infinite-scroll el-drawer等 本文章目录 专栏目标需求背景示例效果示例源代码共70行安装依赖API核心方法 需求背景
在vue项目开发中有时候我们需要自己生成二维码来达到目的这个示例中我们用qrcodejs2的这个插件来实现这个功能。
示例效果 示例源代码共70行
/*
* Author: 大剑师兰特xiaozhuanlan还是大剑师兰特CSDN
* 此源代码版权归大剑师兰特所有可供学习或商业项目中借鉴未经授权不得重复地发表到博客、论坛问答git等公共空间或网站中。
* Email: 2909222303qq.com
* weixin: gis-dajianshi
* First published in CSDN
* First published time: 2022-09-15
*/
templatediv classcontainerdiv classtoph3生成二维码/h3div classauthor大剑师兰特, 还是大剑师兰特gis-dajianshi/div/divh4el-button typeprimary clickshowQRCode() 点击生成二维码 /el-button/h4div classqrcode2 refdajianshi/div/div
/template
scriptimport QRCode from qrcodejs2 export default {data() {return {}},methods: {showQRCode() {let url https://dajianshi.blog.csdn.net/ ||window.location.href;var qrcode new QRCode(this.$refs.dajianshi, {text: url,width: 200,height: 200,colorDark: #000000,colorLight: #ffffff,correctLevel: QRCode.CorrectLevel.H});}},}
/script
style scoped.container {width: 1000px;height: 580px;margin: 50px auto;border: 1px solid green;position: relative;}.top {margin: 0 auto 30px;padding: 10px 0;background: mediumpurple;color: #fff;}.qrcode2{ width: 200px; height: 200px; margin:50px auto 0; } /style
安装依赖 cnpm install --save qrcodejs2 API https://www.npmjs.com/package/qrcodejs2 核心方法 showQRCode() {let url https://dajianshi.blog.csdn.net/ ||window.location.href;var qrcode new QRCode(this.$refs.dajianshi, {text: url,width: 200,height: 200,colorDark: #000000,colorLight: #ffffff,correctLevel: QRCode.CorrectLevel.H});}
