![]() Used the parent box style to adjust RenderStyle for alignment ( r217536).Updated to slightly stricter rules for custom element names from the recent draft standards ( r217864).Enabled script modules to be imported via data URLs ( r217760).Implemented DOMPointReadOnly.matrixTransform() ( r217763).Implemented fromFloat32Array, fromFloat64Array, toFloat32Array, and toFloat64Array for DOMMatrix ( r217764).Fixed getComputedStyle() to return pixel values for left, right, top, and bottom, matching the specifications ( r217522).Fixed null content-type and content-length when fetching Blob URLs with XHR ( r217901).Aligned and limits with the latest HTML specification ( r217907).Fixed margin applied when stretching an orthogonal item in a fixed size track ( r217705).Fixed the logical margin applied in the tracks sizing algorithm of auto tracks ( r217709).Fixed the behavior of positioned items without specific dimensions ( r217411). ![]() Added support for orthogonally positioned grid items ( r217486).Aligned Web Audio implementation to specifications when clients pass a value of 0 for bufferSize to the createScriptProcessor() method ( r217919).Exempted exclusively wall-powered devices from client-required hardware codec support ( r217906).Enabled clients to specify a list of codecs that should require hardware decode support ( r217799).Prevented getUserMedia from prompting again if the user denied access ( r217945).Prevented getUserMedia requests from background tabs unless the tab is already capturing ( r217930).Fixed getUserMedia prompting too often ( r217910).Optimized Map and Set constructors ( r217525).Improved the bytecode and type information provided for toLength ( r217530).Fixed for-in optimization static analysis in the bytecode generator ( r217438).Fixed an issue that could lead to large memory use in the Safari Technology Preview and web content processes when certain Safari Extensions are installed.Here are the full release notes for Safari Technology Preview 33: Performance Preview 33 includes a long list of updates that address performance, bug fixes, JavaScript, WebRTC, Media Streams and Capture, media, CSS Grid, Web API, Rendering, and Web Inspector.ĭevelopers interested in downloading the latest Safari Technology Preview can do so at Apple’s Safari developer page. Developers already on the latest release can download the update from the Mac App Store. The preview browser is specifically designed for developers to get an upcoming look at the new web technologies that macOS and iOS will eventually receive.Īs with all of the Safari Technology Preview releases, today’s update focuses on changes that directly impact developers and the work they do. Apple has released its updated Safari Technology Preview 33 for macOS Sierra and High Sierra today.
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