substr is in Annex B, which in ES5.1 is an informative annex. In ES6, the content of Annex B will be optional normative. Required for web user agents, but optional for other hosts.
Allen On Aug 3, 2012, at 9:24 AM, David Bruant wrote: > Hi, > > A code joke from a colleague [1] revealed [2] that String.prototype.substr is > not part of ES5.1 as normative. > Kangax tables indicate that this property is in all modern browsers [3]. > I think it'd be worth moving this method to the normative part of the spec > and that tests be added to test262 (since tests are on a chapter basis, I > assume there is currently none for this method). > > David > > [1] https://twitter.com/g_marty/status/231404856492036096 > [2] https://twitter.com/mathias/status/231418712580845568 > [3] http://kangax.github.com/es5-compat-table/non-standard/ > _______________________________________________ > es-discuss mailing list > [email protected] > https://mail.mozilla.org/listinfo/es-discuss > _______________________________________________ es-discuss mailing list [email protected] https://mail.mozilla.org/listinfo/es-discuss
