To use the elements of the Class you need to write, in the program, the line of code to create an object, a prefix:
date = new Date();
Using this prefix, the methods of the Class are:
date.getDate() Returns the day of the month as an integer date.getUTCDate() between 1 and 31, using local time or UTC. date.getDay() Returns the day of the week as an integer date.getUTCDay() between 0 (Sunday) and 6 (Saturday). date.getFullYear() Returns the year as an four-digits integer. date.getUTCFullYear() date.getHours() Returns the hours as an integer betwenn 0 and 23 date.getUTCHours() date.getMilliseconds() Returns the milliseconds between 0 and 999 date.getUTCMilliseconds() date.getMinutes() Returns the minutes between 0 and 59 date.getUTCMinutes() date.getMonth() Returns the month using 0 (January) date.getUTCMonth() to 11 (December) date.getSeconds() Returns the seconds between 0 and 59 date.getUTCSeconds() date.getTime() Returns the number of milliseconds between January 1, 1970 at 00:00:00 UTC and now . date.TimeZoneOffset() Returns the number of minutes between local time and UTC as an integer. date.getYear() Returns the two-digits year.
UTC (Universally Coordinated Time) is the old GMT.