Time

Word Action 
NOW
 The current timestamp, milliseconds since 01 Jan 1970. 
FORMAT-TIME
 Takes a timestamp, timezone and "pattern". Returns a string which shows the time. The timezone is in minutes. 
YMDHM
 Takes five numbers which are year, month, day, hour and minute. Returns the timestamp given the values. 
YEAR
, 
MONTH
, 
DAY
, 
HOUR
, 
SECOND
, 
DAY-OF-WEEK
, 
JULIAN-DAY
, 
WEEK
 Use these to extract the relevant portion of the timestamp. Note the answer will be in UTC.

Examples

Example 1 
	now hour .
	2
Example 2 
	now 480 "dd MMM yyyy HH:mm" format-time .
	18 Jan 2017 10:02 ok
Example 3 
	2017 1 1 0 0 ymdhm .
	1483228800000 ok

Quiz

Question 1

Write a word which takes a timezone in hours as an argument and returns current local timestamp.



Question 2

What are the other "pattern" string that can be used in format-time?



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