timestamp_date

%1$s at %2$s
Format used to display a date with time with an optional year.

%1$s – format_dayMonthShort or format_dayMonthShortYear
%2$s – time. See format_timeAM, format_timePM, format_time24

Examples: "17 May at 15:00", "26 March'17 at 14:30"
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