摘要：
<html> <body> <h1>Design Patterns in JavaScript Constructor, Factory, & Abstract Factory Creational Patterns</h1> <script type="text/javascript"> "use 阅读全文
摘要：
<html> <body> <button onclick="fetchImage()">Fetch</button> <button onclick="ajaxRequest()">Ajax</button> <button onclick="ajaxRequest2()">Ajax2</butt 阅读全文
摘要：
<script type="text/javascript"> "use strick"; let regularFunction=()=>{ return "Hello"; } let timeoutFunction=msg=>{ var returnMsg; setTimeout(()=>{ c 阅读全文