随笔- 191
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随笔分类 - frontend / JavaScript
nodejs + ts + nodemon + webpack 代码热更新
摘要：依赖： npm i nodemon webpack webpack-cli ts-loader typescript // webpack.config.js import { default as webpack } from "webpack"; import nodeExternals fro
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js 遍历替换
摘要：const replaceIterator = ( content, pattern, replacement )=>{ let index = 0, start = 0; let arr = []; while(true){ const res = content.match(pattern);
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typescript 指定 函数this
摘要：interface environment { a: string } let obj:environment = { a: 'xxx' } function test( this: {}, arg:string ) { console.log(this.a()); // xxx }; //调用：
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js 事件冒泡 事件捕获
摘要：<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <title>test<
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js url解析
摘要：替换url参数 function replaceUrlParams(key, val) { let href = location.href; if (href.indexOf("?") -1) return; var query = href.indexOf("?") + 1; var hash
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js string转html节点
摘要：1、 var str = "<h1>这是一个标题</h1>"; var parser = new DOMParser(); var doc = parser.parseFromString(str, "text/html"); var html = doc.body.firstChild; // 封
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pagination 分页计算
摘要：pagination3( total: number, // 500 总共500条内容 pageSize: number, // 50 一页显示50条内容 current: number, // 1 当前第几页内容 paginationSize: number = 10 // 可以显示多少个页码 )
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js 判断NaN
摘要：function isNaN(num) { return typeof num "number" && num !== num; } 判断number： function isNumber(num) { return typeof num "number" && num num; }
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js 数组操作四件套
摘要：Array.prototype.forEach = function (cb) { for (var i = 0; i < this.length; i++) { cb(this[i], i, this); } }; Array.prototype.map = function (cb) { var
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csdn 油猴 去除登录后才能复制，去除复制版权文字
摘要：// ==UserScript== // @name csdn // @namespace http://tampermonkey.net/ // @version 0.1 // @description try to take over the world! // @author You // @
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js 轮播图还原
摘要：const status = [ "position:absolute;left:804px;top:155px;width:210.008px;height:243.418px;opacity:0.43;z-index:82;font-size:6.9px;", "position:absolut
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js tab跟随滑动切换tab
摘要：js: let anchors = document.querySelectorAll("div[data-anchor-index]"); let observer = new IntersectionObserver((entries) => { entries.forEach((entry)
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nodejs 同步执行cmd
摘要：const cmd = require("node-cmd"); await cmd.runSync(`npm run build`); console.log(" ");
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tp-link 路由器登陆接口 逆向
摘要：const param1 = '123456' const securityEncode = function(input1, input2, input3) { var dictionary = input3; var output = ""; var len, len1, len2, lenDi
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tampermonkey去除百度广告
摘要：// ==UserScript== // @name remove baidu ads // @namespace http://tampermonkey.net/ // @version 0.1 // @description try to take over the world! // @aut
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jQuery轮播图（模仿滑动窗口算法）
摘要：``` const status = [ "left:0px;", "left:10px;", "left:20px;", "left:30px;", "left:40px;", ]; const list = $("#carousel > ul > li"); const len = list.l
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