<< F_FIRSTDAYMONTH | IBExpert UDF Functions | F_FIRSTDAYWEEK >>

F_LASTDAYMONTH

• input/output-compatibility to rFunc (LASTDAYMONTH)
• Compatible with UTF-8
• Input TIMESTAMP date optionally time
• Output TIMESTAMP Date with last day of month as date with time 00:00:00

Example

 SELECT '31.01.2019 00:00:00' AS ISCORRECT, F_LASTDAYMONTH('03.01.2019 15:00:00') FROM RDB$DATABASE;

Expected results:

 ISCORRECT                      F_LASTDAYMONTH
 =================== =========================
 31.01.2019 00:00:00 2019-01-31 00:00:00.0000

Example

 SELECT NULL AS ISCORRECT, F_LASTDAYMONTH(NULL) FROM RDB$DATABASE;

Expected results:

 ISCORRECT            F_LASTDAYMONTH
 ========= =========================
 <null>                       <null>

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