DOCTYPE html><html><head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width"> <title>Set 的模拟实现</title> <link rel="stylesheet" href="qunit-2.4.0.css"></head><body> <div></div> <div></div> <script src="qunit-2.4.0.js"><...
1<!DOCTYPE html>2<html lang="en">3<head>4<meta charset="UTF-8">5<meta name="viewport" content="width=device-width, initial-scale=1.0">6<meta http-equiv="X-UA-Compatible" content="ie=edge">7<title>Document</title>8<style>9#box {10width: 300px;11height: 100px;12line-height: ...
DOCTYPE html><htmllang="en"><head><metacharset="UTF-8"><title>Document</title><metaname="viewport"content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no"><style></style></head><body><script>//WeakSet是弱引用类型,因此无法使用keys,values,以及迭代方法//WeakSet不会...
DOCTYPEhtml><html lang="en"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible"content="IE=edge"><meta name="viewport"content="width=device-width, initial-scale=1.0"><title>set</title></head><body><p>1</p><p>2</p><p>3</p><script>consts=newSet(document.querySele...
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <style> body { padding: 200px; } * { padding: 0; margin: 0; } ul { list-style: none; width: 200px; padding-top...
DOCTYPEhtml><htmllang="en"><head><metacharset="UTF-8"><metaname="viewport"content="width=device-width, initial-scale=1.0"><title>setTimeout 示例</title></head><body><buttonid="myButton">点击我</button><script>document.querySelector('#myButton').addEventListener('click',function() {set...
DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>Document</title></head><body><!-- 1-2、计时器 --><div class="case1"><button>暂停计时器...
简介:本文通过JavaScript中的语法讲解,js是如何实现定时器的开启与停止的。 学习代码: <!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta http-equiv="X-UA-Compatible" content="ie=edge"><title>Document</titl...
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head>
ExtJS Viewport /** * 设置自动随屏幕大小自动调整大小 */ Ext.EventManager.onWindowResize(function() { if (viewport != null) { viewport.setWidth(document.body.clientWidth); viewport.setHeight(document.body.clientHeight); } }); ExtJS4 Viewport ...