Mozilla Firefox 39.0 Beta 7 发布
腾讯SNG夏日招聘集结号：200个空缺岗位，JAVA、C++、云计算、Android……Mozilla Firefox 39.0 Beta 7 今日发布于Mozila的FTP，目前官方还没有发布相关的更新报告，但从面向开发者的信息看，SSLv3被彻底移除出Firefox的支持范围，并实现对W3C制订的ARIA规范的支持，这是一个为残疾人士等提供无障碍访问动态、可交互Web内容的技术规范，为浏览器、媒体播放器、辅助技术的开发人员以及Web内容开发者定义了可以获得更广泛跨平台可访问性的方法。可见Firefox从现在开始对残障人士的会更加友好。
下载地址:
http://dm-download02.mozilla.org/pub/mozilla.org/mozilla.org/firefox/releases/39.0b7/
Changes for Web developersDeveloper Tools
Highlights:
[*] WebIDE now supports debugging Firefox OS devices over Wi-Fi
[*] WebIDE now supports Cordova projects
[*] Animations view: rewind, fast-forward, and jump to a specific time
[*] The cubic Bézier curve editor now includes 31 presets
[*] Drag and drop elements in the Page Inspector
[*] Web console command history is now persisted across sessions
[*] $_ console command to print the last result evaluated
[*] Better box model highlighting for inline elements
All devtools bugs fixed between Firefox 38 and Firefox 39.
CSS
[*] Support of thetype onelement, but can be any element with this display value.">list-style-type, as well as its shorthand property list-style has been implemented (bug 1144607).
[*] CSS Scroll Snapping has been implemented (bug 945584 and bug 1138658).
[*] Cascading of CSS Animations and CSS Transitions has been rewritten to match the latest specification (bug 1125455).
[*]
Support for vertical scripts, with the writing-mode is now turned on by default on Nightly and Developer Edition, but not on Firefox Beta and Firefox>
HTML
[*] A new ARIA role, switch, is now supported (bug 1136563).
[*] Support for allowing to anticipate a future connection without revealing any information has been implemented (bug 1135160).
JavaScript
[*] The RegExp constructor no longer throws when the first argument is a RegExp and the second flags argument is present (bug 1108949).
[*] The Object.prototype.__noSuchMethod__ property is now deprecated and throws a console warning (see bug 1140428 and this platform announcement).
[*] The implementation of the Proxy object has been updated to comply more with the ES6 specification:
[*] The defineProperty and set handlers now need to explicitly return true to be successful, otherwise a TypeError exception will be thrown in strict mode (bug 1132522).
[*] If the window object is set as the target, those handlers will now throw a TypeError (bug 828137).
[*] When using arrow functions (=>), a line terminator (\n) is no longer allowed after arrow function arguments (() \n => {}) (bug 1141392).
[*] RegExp.prototype.toString is now a generic function (bug 1079919).
[*] The non-standard flags argument of String.prototype.match(), String.prototype.search(), and String.prototype.replace() is now deprecated and throws a console warning (bug 1142351).
[*] The try/catch behavior of Object.assign() has been removed to conform with the latest ES6 draft (bug 1103344).
Interfaces/APIs/DOM
[*] The experimental CanvasRenderingContext2D.addHitRegion() method now accepts a path option, which allows you to add hit regions to Path2D objects (bug 1129147).
[*] New methods have been added to manipulate FormData objects (bug 1085283) and FormData are now supported in Web workers (bug 739173).
[*] The non-standard XMLHttpRequest.sendAsBinary() method has been removed (bug 853162).
[*] Progress in our experimental implementation of Web Animations: AnimationPlayer.startTime is now writeable (bug 1073379).
[*] Progress in our experimental implementation of Service Workers: Cache and CacheStorage interfaces are now implemented (bug 940273).
[*] The experimental Fetch API has been activated by default (bug 1133861).
[*] Progress in our experimental implementation of WebGL2: WebGLSync is now implemented (bug 1048721).
MathML
No change.
SVG
No change.
Audio/Video
No change.
Miscelleanous
[*]
WOFF2fonts support is now turned on by default in>
Networking
[*] Support for SSLv3 has been completely removed (bug 1106470).
SecurityChanges for add-on and Mozilla developersXUL
No change.
JavaScript code modules
No change.
XPCOM
No change.
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