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F_RISLEAPYEAR

input/output-compatibility to rFunc (ISLEAPYEAR)

Entrypoint r_isleapyear compatible with UTF-8

Inputs/Outputs

   Input      INTEGER     year
   Output     INTEGER     1 = is leapyear, 0 = is no leapyear

Syntax

   Y2k-compatible (2000 is a leapyear).
   TestSQL
   SELECT 1 AS ISCORRECT, F_RISLEAPYEAR(2000) FROM RDB$DATABASE;
   SELECT NULL AS ISCORRECT, F_RISLEAPYEAR(NULL) FROM RDB$DATABASE;