喜大普奔！jQuery发布 3.0 最终版

jQuery 3.0 最终版发布了。jQuery 3.0将是jQuery的未来。但如果你需要IE6-8支持，您可以继续使用最新版本1.12。

为了帮助用户升级，jQuery 发布了全新的3.0升级指南，以及 jQuery Migrate 3.0 插件将帮助您识别代码中的兼容性问题。

您可以从jQuery CDN获取文件，或者直接访问链接：

https://code.jquery.com/jquery-3.0.0.js

https://code.jquery.com/jquery-3.0.0.min.js

您也可以从以下npm获得更新：

npm install jquery@3.0.0

此外，jQuery Migrate 3.0 也更新了。地址：

https://code.jquery.com/jquery-migrate-3.0.0.js

https://code.jquery.com/jquery-migrate-3.0.0.min.js

npm install jquery-migrate@3.0.0

更新日志：


Ajax

Golf away 21 bytes (eaa3e9f)

Preserve URL hash on requests (#1732, e077ffb)

Execute jQuery#load callback with correct context (#3035, 5d20a3c)

Ensure ajaxSettings.traditional is still honored (#3023, df2051c)

Remove unnecessary use of jQuery.trim (0bd98b1)

Attributes

Avoid infinite recursion on non-lowercase attribute getters (#3133, e06fda6)

Add a support comment & fix a link @ tabIndex hook (9cb89bf)

Strip/collapse whitespace for set values on selects (#2978, 7052698)

Remove redundant parent check (b43a368)

Fix setting selected on an option in IE<=11 (#2732, 780cac8)

CSS

Don't workaround the IE 11 iframe-in-fullscreen sizing issues (#3041, ff1a082)

Toggle detached elements as visible unless they have display: none (#2863, 755e7cc)

Make sure elem.ownerDocument.defaultView is not null (#2866, 35c3148)

Add animation-iteration-count to cssNumber (#2792, df822ca)

Restore cascade-override behavior in .show (#2654, #2308, dba93f7)

Stop Firefox from treating disconnected elements as cascade-hidden (#2833, fe05cf3)

Core

Implement ready without Deferred (#1778, #1823, 5cbb234)

Improve isNumeric logic and test coverage (#2780, 7103d8e)

Set the base href of the context in parseHTML (#2965, 10fc590)

Simplify isPlainObject (#2986, e0d3bfa)

Add test for `jQuery.isPlainObject(localStorage)` (ce6c83f)