Web platform features explorer

📃 June 2018 release notes

New in Firefox

The following features are now available in Firefox:

overflow: The overflow CSS property sets the behavior for when content doesn't fit in an element.
Server timing: The serverTiming property of the PerformanceResourceTiming API contains server timing information about network requests.
String trimStart() and trimEnd(): The trimStart() and trimEnd() methods of strings return a new string with whitespace removed from the beginning or end of the string.

New in Firefox for Android

The following features are now available in Firefox for Android:

overflow: The overflow CSS property sets the behavior for when content doesn't fit in an element.
Server timing: The serverTiming property of the PerformanceResourceTiming API contains server timing information about network requests.
String trimStart() and trimEnd(): The trimStart() and trimEnd() methods of strings return a new string with whitespace removed from the beginning or end of the string.