In his blog Featuredetectionisnotbrowserdetection of the same name, NCZ describes a popular technology that has been used in front-end development-detection of users' browser platforms, and details historical development and advantages and
I have roughly translated some
Article , Which may be incorrect. please correct me. It is worth noting that the comments are also worth reading.
Feature Detection At first, front-end engineers opposed browser detection. They thought the
I have roughly translated some of the articles, may have misunderstood the place, please correct me. It is worth mentioning that the debate in the comments section is also worth seeing.
Feature Detection
At first, the front-end engineers objected
Some js Code, spare by yourself, master do not laugh at me. (Cross-browser basic events, browser detection, and judgment of the browser name, version number, and operating system) are very practical and convenient for your use. Interested friends
JavaScript feature detection is not browser detectionDetailed source reference:. net/article/21834.htm ">http://www.111cn.net/article/21834.htmAt first, the front-end engineers objected to browser testing, which they thought was bad because it was
9.1 Capability Detection The most commonly used and most widely accepted is that the client detection form is capability detection (also called feature detection). The goal of competency detection is not to identify a particular browser, but to
The most classic use of this is the Universal addevent function:
function addEvent(element, type, handler) {
if (element.attachEvent) { //IE8及以下浏览器
element.attachEvent('on' + type, handler);
}
else { //W3C标准浏览器
element.addEventListener(type,
0x01:webshell IntroductionXXX in the corporate website, usually through a variety of ways to obtain Webshell to gain control of the corporate website, and then facilitate the subsequent behavior. Common XXX ways are: direct upload to get Webshell,
Javascript Framework Design-browser sniffing and Feature Detection, javascript sniffing
Browser sniffing is no longer recommended, but it is still needed in some cases. For example, some statistics scripts. In the standard browser, document.
Javascript Framework Design-browser sniffing and Feature Detection
Browser sniffing is no longer recommended, but it is still needed in some cases. For example, some statistics scripts. In the standard browser, document. implementation. hasfeature
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