<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Octopus_O的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Octopus_O</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Octopus_O]]></copyright><item><title><![CDATA[判断浏览器环境（是否为微信浏览器）]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/146915077</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/146915077</guid><author>Octopus_O</author><pubDate>Tue, 01 Apr 2025 15:54:11 +0800</pubDate><description><![CDATA[【代码】判断浏览器环境（是否为微信浏览器）]]></description><category></category></item><item><title><![CDATA[前端大文件上传分片上传]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/145753551</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/145753551</guid><author>Octopus_O</author><pubDate>Thu, 20 Feb 2025 14:44:09 +0800</pubDate><description><![CDATA[【代码】前端大文件上传分片上传。]]></description><category></category></item><item><title><![CDATA[uniapp 热更新 25/2/10]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/140315793</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/140315793</guid><author>Octopus_O</author><pubDate>Mon, 10 Feb 2025 10:40:18 +0800</pubDate><description><![CDATA[【代码】uniapp 热更新 25/2/10。]]></description><category></category></item><item><title><![CDATA[app热更新]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/140210052</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/140210052</guid><author>Octopus_O</author><pubDate>Fri, 05 Jul 2024 15:23:01 +0800</pubDate><description><![CDATA[【代码】app热更新。]]></description><category></category></item><item><title><![CDATA[获取中文文字首字母]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/134076340</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/134076340</guid><author>Octopus_O</author><pubDate>Fri, 27 Oct 2023 14:55:29 +0800</pubDate><description><![CDATA[【代码】获取中文文字首字母。]]></description><category></category></item><item><title><![CDATA[ES6新增]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/130115250</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/130115250</guid><author>Octopus_O</author><pubDate>Wed, 12 Apr 2023 20:46:27 +0800</pubDate><description><![CDATA[不允许重复声明没有与解析let定义变量会自己创建一个作用域，将自己的作用域限制在大括号中。]]></description><category></category></item><item><title><![CDATA[继承的概念]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/130093695</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/130093695</guid><author>Octopus_O</author><pubDate>Tue, 11 Apr 2023 21:24:29 +0800</pubDate><description><![CDATA[继承是让一个对象可以拥有另一个对象的属性和方法，而不用自己去添加，类似于原型和实例对象的关系。面向对象编程，有一个特性就是继承。]]></description><category></category></item><item><title><![CDATA[对象方法 :isPrototypeOf,assign,create,defineProperty,keys,values.]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/130069235</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/130069235</guid><author>Octopus_O</author><pubDate>Mon, 10 Apr 2023 21:29:53 +0800</pubDate><description><![CDATA[isPrototypeOf :判断一个对象是否在另一个对象的原型链上.语法：对象a.isPrototypeOf(对象b)  //判断对象a是否在对象b的原型链上，返回布尔值// true// true// false。]]></description><category></category></item><item><title><![CDATA[BOM和DOM]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/129756909</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/129756909</guid><author>Octopus_O</author><pubDate>Fri, 24 Mar 2023 20:44:04 +0800</pubDate><description><![CDATA[1.window的事件window.onload 滚动条动了就会执行的事件window.onresize 当浏览器大小发生改变就会触发的事件2.控制窗口window.open(目标地址)   打开新的窗口window.close()  关闭当前窗口3.定时器window.setInterval(函数代码，毫秒数 );隔一段时间执行一次不且会停止} , 18};setTimeout(函数代码 ，毫秒)  隔一段时间吃一次，只执行一次},18)clearInterval（）清楚定时器。]]></description><category></category></item><item><title><![CDATA[数组的方法和字符串的方法]]></title><link>https://blog.youkuaiyun.com/Octopus_O/article/details/129689696</link><guid>https://blog.youkuaiyun.com/Octopus_O/article/details/129689696</guid><author>Octopus_O</author><pubDate>Tue, 21 Mar 2023 15:44:43 +0800</pubDate><description><![CDATA[str = str.replace('头发','眉毛') // 参数1是被替换的字符串中的部分，参数2是新内容。var s = str.slice(1,4) // 参数1是开始截取的下标，参数2是截取的结束下标。str = str.substr(1,3) // 参数1是开始截取的下标，参数2是截取的字符串长度。str = str.substring(1,4) // 参数1是开始截取的下标，参数2是结束下标。str = str.substring(1,1) // 开始下标和结束下标相等就截取到空字符串。]]></description><category></category></item></channel></rss>