History of String.prototype.toUpperCase() Revision history for: English (US) Jul 24, 2016, 5:02:26 AM eduardoboucas Add "Return value" section as per Bug 1287421 and standardize "upper case" VS. "uppercase" Previous Jan 4, 2016, 8:24:56 AM fscholz add ES draft Previous Jul 13, 2015, 10:53:57 AM fscholz fix compat parsing error; cleanup Previous Nov 21, 2014, 3:33:45 AM Mingun Standartized markup, double to single quotes, fixed ids, added links to «See also» section, added `Reference` tag. Previous Dec 20, 2013, 5:45:53 AM fscholz Previous Dec 20, 2013, 5:45:39 AM fscholz cleanup Previous May 28, 2013, 8:33:16 AM Sheppy 19 words added, 1 words removedJavaScript/Reference/Global_Objects/String/toUpperCase Web/JavaScript/Reference/Global_Objects/String/toUpperCase Previous Mar 21, 2012, 5:01:00 PM ziyunfei 19 words added, 1 words removed Previous Apr 29, 2011, 8:35:17 PM evilpie one or more formatting changes Previous Apr 29, 2011, 4:00:10 PM evilpie 1 words added