ES3.1 draft, 13 Oct 2008 --15.9.5.43 Date.prototype.toISOString ( )

# Robert Sayre (17 years ago)

This section doesn't address the precision to which the date should be printed.

# Robert Sayre (17 years ago)

This turned out to be an interoperability problem. json2.js does not include milliseconds, and the implementation I just checked in for Mozilla does. I think the standard should mandate millisecond precision so that UTC dates can survive a round trip.