<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[byking818的博客]]></title><description><![CDATA[前端渣渣]]></description><link>https://blog.youkuaiyun.com/byking818</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; byking818]]></copyright><item><title><![CDATA[vue3中watch监听const定义的常量undefined]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/143117420</link><guid>https://blog.youkuaiyun.com/byking818/article/details/143117420</guid><author>byking818</author><pubDate>Mon, 21 Oct 2024 17:30:28 +0800</pubDate><description><![CDATA[我在watch里边调用方法，这个执行到报错undeinfed，原因是执行watch的时候还没初始化完成，所以需要在watch添加一个nextTick 然后就解决问题了。]]></description><category></category></item><item><title><![CDATA[vue3 ref定义的对象 删除其中一个属性]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/131284217</link><guid>https://blog.youkuaiyun.com/byking818/article/details/131284217</guid><author>byking818</author><pubDate>Mon, 19 Jun 2023 11:35:59 +0800</pubDate><description><![CDATA[ref定义的对象 删除某一个属性报错]]></description><category></category></item><item><title><![CDATA[element Plus el-tree-select load 懒加载时数据不回显问题]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/130107046</link><guid>https://blog.youkuaiyun.com/byking818/article/details/130107046</guid><author>byking818</author><pubDate>Wed, 12 Apr 2023 14:58:32 +0800</pubDate><description><![CDATA[element Plus el-tree-select 懒加载  视图不更新]]></description><category></category></item><item><title><![CDATA[vue3+ts 子组件接收父组件异步传值 不实时更新]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/129924728</link><guid>https://blog.youkuaiyun.com/byking818/article/details/129924728</guid><author>byking818</author><pubDate>Mon, 03 Apr 2023 11:04:47 +0800</pubDate><description><![CDATA[话不多说直接贴代码 （解决方法用。]]></description><category></category></item><item><title><![CDATA[jquery获取url参数]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/127663834</link><guid>https://blog.youkuaiyun.com/byking818/article/details/127663834</guid><author>byking818</author><pubDate>Thu, 03 Nov 2022 09:31:10 +0800</pubDate><description><![CDATA[jq获取url参数  简单]]></description><category></category></item><item><title><![CDATA[web 移动端兼容iPhoneX(及以上)底部小黑条兼容]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/125489285</link><guid>https://blog.youkuaiyun.com/byking818/article/details/125489285</guid><author>byking818</author><pubDate>Mon, 27 Jun 2022 18:24:08 +0800</pubDate><description><![CDATA[env()和constant()，是IOS11新增特性，Webkit的css函数，用于设定安全区域与边界的距离，有4个预定义变量：safe-area-inset-left：安全区域距离左边边界的距离
safe-area-inset-right：安全区域距离右边边界的距离
safe-area-inset-top：安全区域距离顶部边界的距离
safe-area-inset-bottom ：安全距离底部边界的距离
而env()和constant()函数有个必要的使用前提，H5网页设置viewport-fit=co]]></description><category></category></item><item><title><![CDATA[移动端(web端)js判断iphoneX及以上]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/125311866</link><guid>https://blog.youkuaiyun.com/byking818/article/details/125311866</guid><author>byking818</author><pubDate>Thu, 16 Jun 2022 10:53:18 +0800</pubDate><description><![CDATA[移动端(web端)js判断iphoneX及以上]]></description><category></category></item><item><title><![CDATA[如何查询其他小程序appid和指定页面路由]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124990121</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124990121</guid><author>byking818</author><pubDate>Thu, 26 May 2022 18:53:11 +0800</pubDate><description><![CDATA[这里写自定义目录标题欢迎使用Markdown编辑器新的改变功能快捷键合理的创建标题，有助于目录的生成如何改变文本的样式插入链接与图片如何插入一段漂亮的代码片生成一个适合你的列表创建一个表格设定内容居中、居左、居右SmartyPants创建一个自定义列表如何创建一个注脚注释也是必不可少的KaTeX数学公式新的甘特图功能，丰富你的文章UML 图表FLowchart流程图导出与导入导出导入
欢迎使用Markdown编辑器
你好！ 这是你第一次使用 Markdown编辑器 所展示的欢迎页。如果你想学习如何使用Mar]]></description><category></category></item><item><title><![CDATA[在开发者工具中打印的内容带时间戳(打开开关操作)]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124837013</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124837013</guid><author>byking818</author><pubDate>Wed, 18 May 2022 10:23:32 +0800</pubDate><description><![CDATA[效果如下

第一步

第二步

打上勾就可以

]]></description><category></category></item><item><title><![CDATA[div宽高不定 水平垂直居中]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817428</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817428</guid><author>byking818</author><pubDate>Tue, 10 May 2022 14:30:05 +0800</pubDate><description><![CDATA[html
&lt;div class="content"&gt;
        &lt;div&gt;我是内容&lt;/div&gt;
    &lt;/div&gt;
第一种
.content
    width: 300px;
    height: 300px;
    position: relative;
    border: 1px solid #ccc;
    div
    ...]]></description><category></category></item><item><title><![CDATA[nvm安装（curl: (7) Failed to connect to raw.githubusercontent.com port 443: Connection refused）]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817471</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817471</guid><author>byking818</author><pubDate>Tue, 03 May 2022 08:55:14 +0800</pubDate><description><![CDATA[执行安装nvm报错
curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.1/install.sh | bash
curl: (7) Failed to connect to raw.githubusercontent.com port 443: Connection refused
报错原因
github 的一些域名的 DNS 解...]]></description><category></category></item><item><title><![CDATA[elementUi 导航折叠卡顿问题]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817410</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817410</guid><author>byking818</author><pubDate>Thu, 09 Dec 2021 18:51:00 +0800</pubDate><description><![CDATA[添加下边的样式
.el-menu-vertical-demo:not(.el-menu--collapse) {
  width: 260px;
  height: 100%;
}
或者直接暴力点 去掉 动画  :collapse-transition = "false"
&lt;el-menu default-active="1-4-1" 
    class="el-menu-vertical...]]></description><category></category></item><item><title><![CDATA[移动端 rem]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817470</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817470</guid><author>byking818</author><pubDate>Wed, 03 Nov 2021 10:24:09 +0800</pubDate><description><![CDATA[确定移动端页面的宽度范围，通常我会取320px - 768px,一个是最小的尺寸，一个是ipad的，再往上感觉就没必要在手机展示了，也不美观。所以css的容器经常会这样写，给予一个宽度范围：
#indexContainer{
width:100%;
min-width:320px;
max-width:768px;
min-height:100%;
font-size: .24rem;
overf...]]></description><category></category></item><item><title><![CDATA[小程序区分开发环境和线上环境]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817409</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817409</guid><author>byking818</author><pubDate>Wed, 25 Aug 2021 17:52:58 +0800</pubDate><description><![CDATA[envVersion: ‘develop’, //开发版
envVersion: ‘trial’, //体验版
envVersion: ‘release’, //正式版
console.log('envVersion',__wxConfig.envVersion);




image.png

function version(){
  console.log('envVersion',__wx...]]></description><category></category></item><item><title><![CDATA[金钱格式3位用逗号,隔开]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817458</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817458</guid><author>byking818</author><pubDate>Wed, 16 Dec 2020 10:11:34 +0800</pubDate><description><![CDATA[var fomatNum = function (num) {
  var arr = num.toString().split('.');
  var l = arr[0], r = '';
  if (arr.length == 2) {
    r = arr[1];
  }
  l = l.split('').reverse().join('');
  l = l.replace(/(\d...]]></description><category></category></item><item><title><![CDATA[用qrcode生成二维码带logo 并下载图片(兼容IE10+)]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817461</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817461</guid><author>byking818</author><pubDate>Wed, 09 Dec 2020 19:25:23 +0800</pubDate><description><![CDATA[jquery.qrcode.min.js 可以从这个地址下载https://www.jq22.com/yanshi294



image.png
html




image.png

$(function(){
        var qrcodewidth = 100;
        var qrcodeheight = 100;
        //canvas宽高
        va...]]></description><category></category></item><item><title><![CDATA[Element UI select 和时间选择器插件位置不固定]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817413</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817413</guid><author>byking818</author><pubDate>Thu, 05 Nov 2020 11:00:15 +0800</pubDate><description><![CDATA[Element UI版本号  version: "2.8.2",
滚轴滚动的时候下拉菜单会跟着滚轴移动




image.png

:popper-append-to-body=false 这个属性加上就不会随着滚轴滚动了
&lt;el-form-item&gt;
                      &lt;el-select
                        v-mode...]]></description><category></category></item><item><title><![CDATA[VUE 百度UE自定义上传图片按钮]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817491</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817491</guid><author>byking818</author><pubDate>Fri, 25 Sep 2020 09:27:39 +0800</pubDate><description><![CDATA[&lt;vue-ueditor-wrap :config="config" ref="ued"  @ready="ready" @beforeInit="addCustomButtom"&gt;&lt;/vue-ueditor-wrap&gt;
addCustomButtom重点这个方法
addCustomButtom (editorId) {
          var that = this;...]]></description><category></category></item><item><title><![CDATA[Vue -> 解决 vue-ueditor-wrap 不能显示的问题]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817511</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817511</guid><author>byking818</author><pubDate>Fri, 25 Sep 2020 09:18:26 +0800</pubDate><description><![CDATA[image.png

]]></description><category></category></item><item><title><![CDATA[小程序 多图上传到后台图片不一致]]></title><link>https://blog.youkuaiyun.com/byking818/article/details/124817477</link><guid>https://blog.youkuaiyun.com/byking818/article/details/124817477</guid><author>byking818</author><pubDate>Fri, 08 Nov 2019 10:29:43 +0800</pubDate><description><![CDATA[刚开始我写的 其他不用管 主要是看图片上传的问题
/* 上传图片 */
  chooseImage: function(e) {
    var that = this;
    wx.chooseImage({
      count: this.data.uploadTotal - this.data.picfiles.length, //最多6张
      //count: 1,
    ...]]></description><category></category></item></channel></rss>