Twenty years after its introduction, the jQuery team has released version 4.0.0. The first major release in almost 10 years ...

移除旧版浏览器支持：不再支持 IE 11 以下版本（即仅支持 IE11+），同时也放弃了对 Edge Legacy、iOS <11、Firefox <65 和旧版 Android 浏览器的支持。

With jQuery 4, a new major version is released for the first time in years. Less legacy, modern browsers, more security – ...