<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[一路走一路看，一边哭一边笑]]></title><description><![CDATA[好记性不如烂笔头]]></description><link>https://blog.youkuaiyun.com/qq_30152271</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; qq_30152271]]></copyright><item><title><![CDATA[记录一次vue项目页面内嵌iframe页面实现跨域上传和下载附件的功能]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/148006943</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/148006943</guid><author>qq_30152271</author><pubDate>Fri, 16 May 2025 15:27:41 +0800</pubDate><description><![CDATA[该项目通过iframe嵌套页面的方式解决了跨域问题，实现了附件上传、下载和删除功能。父窗口（Vue2）封装了一个组件，用于处理iframe相关功能，并通过轮询监听子窗口是否挂载完毕。子窗口（Vue3）负责附件的具体操作，挂载后主动通知父窗口，并接收父窗口发送的附件列表进行展示。上传和删除操作完成后，子窗口会通知父窗口更新附件列表。上传和下载功能采用分片上传和分片下载实现，确保大文件传输的稳定性和效率。]]></description><category></category></item><item><title><![CDATA[前端实现大文件分片上传，分片下载]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/147305858</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/147305858</guid><author>qq_30152271</author><pubDate>Thu, 17 Apr 2025 15:09:45 +0800</pubDate><description><![CDATA[前端实现大文件分片上传和分片下载]]></description><category></category></item><item><title><![CDATA[uniapp打包的app内嵌h5(uniapp开发)，如何实现app自动升级]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/145010199</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/145010199</guid><author>qq_30152271</author><pubDate>Wed, 08 Jan 2025 16:19:24 +0800</pubDate><description><![CDATA[使用uniapp开发的app和h5，然后将h5嵌入进app，实现app自动升级]]></description><category></category></item><item><title><![CDATA[vue3中实现给pdf加盖公章（手动拖拽公章确认位置）]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/141265312</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/141265312</guid><author>qq_30152271</author><pubDate>Fri, 16 Aug 2024 17:32:04 +0800</pubDate><description><![CDATA[开发项目时，碰到了一个这样的需求：需要前端从服务器获取到一个pdf文件，然后用户通过手动拖拽公章的方式确认公章应该加盖的位置，然后将位置信息传递给服务器。代码并不是非常完美，仅供大家参考。全部代码实现如下：（为了方便大家查看效果，pdf由用户手动上传得到）]]></description><category></category></item><item><title><![CDATA[使用uniapp开发支付宝小程序时引入卡包插件]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/139261322</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/139261322</guid><author>qq_30152271</author><pubDate>Tue, 28 May 2024 13:57:10 +0800</pubDate><description><![CDATA[使用uniapp开发支付宝小程序时引入卡包插件。]]></description><category></category></item><item><title><![CDATA[uniapp实现html转换为图片并下载]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/136813194</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/136813194</guid><author>qq_30152271</author><pubDate>Mon, 18 Mar 2024 16:34:27 +0800</pubDate><description><![CDATA[在使用uniapp开发支付宝小程序时，碰到了需要将html转化为图片并下载的需求，发现在支付宝小程序中无法使用html2canvas进行处理，所以使用canvas自己绘制的方式]]></description><category></category></item><item><title><![CDATA[基于uView组件库封装的地址选择弹框组件]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/136451831</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/136451831</guid><author>qq_30152271</author><pubDate>Mon, 04 Mar 2024 15:00:24 +0800</pubDate><description><![CDATA[在用uniapp做h5页面时，需要一个类似京东的地址选择弹框组件，故基于uView自己动手封装了一个（如若需要做回显，可以绑定v-model，然后监听value的变化；或者直接在调用open方法时从外部传入参数过来，请自行更改）。]]></description><category></category></item><item><title><![CDATA[在vue项目中前端生成二维码]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/135201241</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/135201241</guid><author>qq_30152271</author><pubDate>Tue, 26 Dec 2023 11:08:29 +0800</pubDate><description><![CDATA[【代码】在vue项目中前端生成二维码。]]></description><category></category></item><item><title><![CDATA[vue3项目中前端导出word文档和导出excel文档]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/134836041</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/134836041</guid><author>qq_30152271</author><pubDate>Wed, 06 Dec 2023 17:08:07 +0800</pubDate><description><![CDATA[vue3项目中前端导出word文档和导出excel文档]]></description><category></category></item><item><title><![CDATA[React-Router5和React-Router6的简单使用]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/134576537</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/134576537</guid><author>qq_30152271</author><pubDate>Thu, 23 Nov 2023 16:11:16 +0800</pubDate><description><![CDATA[传递的信息不会在地址中：安全、美观，无长度限制；在目标组件刷新，传递的信息会丢失。在v6版本中，隐式传参时，目标组件刷新后依然能获取到隐式传参的信息！不安全，有长度限制；在目标路由刷新页面，传递的信息也在。存在安全和长度限制，目标路由刷新，传递的信息也在。]]></description><category></category></item><item><title><![CDATA[js实现为base64图片添加文字水印和图片水印]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/132318452</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/132318452</guid><author>qq_30152271</author><pubDate>Wed, 16 Aug 2023 14:29:44 +0800</pubDate><description><![CDATA[js实现为base64图片添加文字水印。]]></description><category></category></item><item><title><![CDATA[vue3中金额的回显及封装金额输入框组件]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/131305647</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/131305647</guid><author>qq_30152271</author><pubDate>Tue, 20 Jun 2023 14:47:49 +0800</pubDate><description><![CDATA[在项目中回显金额格式，vue3封装金额输入框组件，使用到了vue-currency-input包]]></description><category></category></item><item><title><![CDATA[uniapp中建立websocket连接]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/130111664</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/130111664</guid><author>qq_30152271</author><pubDate>Wed, 12 Apr 2023 17:06:18 +0800</pubDate><description><![CDATA[1、新建websocket.js。2、在main.js中全局挂载。]]></description><category></category></item><item><title><![CDATA[uniapp开发微信小程序预览pdf文件]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/129841055</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/129841055</guid><author>qq_30152271</author><pubDate>Wed, 29 Mar 2023 17:14:21 +0800</pubDate><description><![CDATA[【代码】uniapp开发微信小程序预览pdf文件。]]></description><category></category></item><item><title><![CDATA[之前学习typescript的一些笔记]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/126161664</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/126161664</guid><author>qq_30152271</author><pubDate>Thu, 04 Aug 2022 16:15:38 +0800</pubDate><description><![CDATA[记录一下之前学习typescript时写的一点笔记。]]></description><category></category></item><item><title><![CDATA[之前学习Python的一些笔记]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/126161210</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/126161210</guid><author>qq_30152271</author><pubDate>Thu, 04 Aug 2022 16:01:08 +0800</pubDate><description><![CDATA[自己之前学习的笔记，记录一下，方便查找。]]></description><category></category></item><item><title><![CDATA[element树节点保存与回显的一些问题]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/126055219</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/126055219</guid><author>qq_30152271</author><pubDate>Fri, 29 Jul 2022 14:36:55 +0800</pubDate><description><![CDATA[在用element的tree组件实现多选树的时候，保存的时候后台需要将半选中的节点一起保存到数据库中，但是回显的时候需要将半选中的节点剔除，否则会导致该节点下的所有节点置为选中状态。]]></description><category></category></item><item><title><![CDATA[vue2,vue3数据字典获取及回显]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/125720735</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/125720735</guid><author>qq_30152271</author><pubDate>Mon, 11 Jul 2022 14:39:45 +0800</pubDate><description><![CDATA[数据字典获取值，回显值]]></description><category></category></item><item><title><![CDATA[前端常用utils.js工具函数]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/125255133</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/125255133</guid><author>qq_30152271</author><pubDate>Mon, 13 Jun 2022 10:18:20 +0800</pubDate><description><![CDATA[记录我经常忘记的一些js函数]]></description><category></category></item><item><title><![CDATA[基于vue2和elementui的table实现表格内容一条一条向上滚动播放]]></title><link>https://blog.youkuaiyun.com/qq_30152271/article/details/123423371</link><guid>https://blog.youkuaiyun.com/qq_30152271/article/details/123423371</guid><author>qq_30152271</author><pubDate>Fri, 11 Mar 2022 14:13:01 +0800</pubDate><description><![CDATA[实现elementui中的表格一秒自动滚动一行，滚动条到底部后重新回到第一行开始滚动。
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