幸运的是,感谢Responsive Images社区小组,我们完全可以使用图片元素和srcset属性(都有85%+支持)。 srcset属性 The srcset attribute Srcset works best in the resolution switching scenario—when we want to display imagery based on users’ screen density and size. Based on a set of predefined rules in srcs...
Lazy loadingto delay loading images if they are not yet visible on the screen. Responsive imagesto resize your images automatically based on the viewport size. Image accessibilityto make your images more accessible to your users with visual disabilities. ...
Detect keypress in iFrame Detect page Refresh in Javascript Detect Popup Blocker detect popup window from parent window (javascript) Detect the third party Cookies are disabled using javascript Detecting that which TextBox has focus - JavaScript detecting the user's screen resolution? Difference - inn...
This JavaScript code helps you to detect media query changes in a webpage. It adjusts the displayed content according to the screen size or device. The core functionality involves using thewindow.getComputedStylemethodto check the content property of a pseudo-element in the CSS. This code is ...
Then add in index.html: 51. babel-polyfill module Babelonly convertsnew JavaScript syntax by default, and does not convertnew APIs, such as global objectsIterator、Generator、Set、Maps、Proxy、Reflect、Symbol、Promiseglobal objects (such asObject.assign). For example, ES6 added the Array....
lightGallery - A customizable, modular, responsive, lightbox gallery plugin for jQuery. keukenhof - Lightweight, no dependencies, accessibility enabled TypeScript library for creating modal windows. screenfull.js - the JavaScript Fullscreen API, which lets you bring the page or any element into full...
detect page is refresh or not Detect PDF file is corrupted or not detect the encoding of an Excel file Determine if a string value is an integer or decimal Determine if IIS 32bit or 64bit Installed? Determing current url in Web.config Difference b/w Create & CreateNew difference betweeen ...
hitTest: function(mapPoint, screenPoint) { ... },We will see that render() sometimes will detect a condition that calls for a complete overwrite of all vertex and index data. Since this is a fairly complex operation, we factor it out in a utility method called updatePositions()./...
This chapter is divided into two main sections. The first deals with how to use the Internet Explorer object to interact with all the various types of web page controls. The second section deals with how Internet explorer can detect and respond to a user interacting with web page elements. ...
5. JS Hint JSHint is a community-driven tool to detect errors and potential problems in JavaScript code and to enforce your team’s coding conventions. It is very flexible so you can easily adjust it to your particular coding guidelines and the environment you expect your code to execute in...