History of Object.seal() Revision history for: English (US) Jul 26, 2016, 1:47:03 AM eduardoboucas Add "Return value" section as per Bug 1287421 Previous Jan 4, 2016, 3:56:38 AM fscholz add ES draft Previous Aug 5, 2015, 9:58:30 AM acbabis Previous Jul 30, 2015, 5:38:47 AM mhadas Previous Jul 30, 2015, 5:37:59 AM mhadas Previous Jul 9, 2015, 6:42:29 AM fscholz fix compat parsing error; cleanup Previous Feb 7, 2015, 3:53:26 PM MichaelTheriot parenthesis missing Previous Nov 25, 2014, 7:02:22 AM claudepache Previous Nov 25, 2014, 6:58:19 AM claudepache supported in Opera since 12.10 Previous Oct 1, 2014, 4:37:22 AM ziyunfei