How to format date and time in terraform?

You can use terraform formatdate() function to format date and time in terraform. formatdate() converts a timestamp into a different time format.

Syntax: formatdate(specification, timestamp)

The format specification is a string that includes formatting sequences from the following table.

specification	outcome
YYYY	Four (or more) digit year, like “2006”.
YY	The year modulo 100, zero padded to at least two digits, like “06”.
MMMM	English month name unabbreviated, like “January”.
MMM	English month name abbreviated to three letters, like “Jan”.
MM	Month number zero-padded to two digits, like “01” for January.
M	Month number with no padding, like “1” for January.
DD	Day of month number zero-padded to two digits, like “02”.
D	Day of month number with no padding, like “2”.
EEEE	English day of week name unabbreviated, like “Monday”.
EEE	English day of week name abbreviated to three letters, like “Mon”.
hh	24-hour number zero-padded to two digits, like “02”.
h	24-hour number unpadded, like “2”.
HH	12-hour number zero-padded to two digits, like “02”.
H	12-hour number unpadded, like “2”.
AA	Hour AM/PM marker in uppercase, like “AM”.
aa	Hour AM/PM marker in lowercase, like “am”.
mm	Minute within hour zero-padded to two digits, like “05”.
m	Minute within hour unpadded, like “5”.
ss	Second within minute zero-padded to two digits, like “09”.
s	Second within minute, like “9”.
ZZZZZ	Timezone offset with colon separating hours and minutes, like “-08:00”.
ZZZZ	Timezone offset with just sign and digit, like “-0800”.
ZZZ	Like ZZZZ but with a special case “UTC” for UTC.
Z	Like ZZZZZ but with a special case “Z” for UTC.

Examples: