Writes a timezone offset in minutes back as its lexical form.
An absent offset gives the empty string and zero gives Z; anything else is +HH:MM or -HH:MM.
Z
+HH:MM
-HH:MM
the offset from UTC in minutes, or null for none
the lexical timezone suffix
Writes a timezone offset in minutes back as its lexical form.
An absent offset gives the empty string and zero gives
Z; anything else is+HH:MMor-HH:MM.