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F_DZERO

input/output-compatibility to rFunc (DZERO)

Entrypoint r_dzero compatible with UTF-8

Inputs/Outputs

   Input      DOUBLE     dividend (the number, which will be divided)
              DOUBLE     divisor (the number, by which one divides)
              DOUBLE     value of divisor if divisor = 0
   Output     DOUBLE     if divisor = 0 output parameter 3 otherwise division parameter 1 / parameter 2

Syntax

   Output RETURN mechanism BY VALUE
   Test-SQL
   SELECT 14.000 AS ISCORRECT, F_DZERO(15.5, 0.0, 14.0) FROM RDB$DATABASE;