History of AnimationEffectTimingReadOnly.duration Revision history for: English (US) Jul 21, 2016, 11:09:31 AM rachelnabors updating macros Previous Jul 18, 2016, 3:59:41 PM rachelnabors Linking content to https://developer.mozilla.org/en-US/docs/Web/API/Web_Animations_API/Animation_timing_options/duration Previous Jul 10, 2016, 2:10:41 PM chrisdavidmills Previous Jul 10, 2016, 2:10:17 PM chrisdavidmills Previous Jul 8, 2016, 8:04:09 PM rachelnabors adding tags Jul 8, 2016, 8:03:24 PM rachelnabors