FairCom DB API for C

ctdbNumberSub

Subtract two Number values. pResult = pLeft - pRight.

Declaration

CTDBRET ctdbNumberSub(pCTNUMBER pLeft, pCTNUMBER pRight, pCTNUMBER pResult)

Description

ctdbNumberSub() subtracts two Number values. pResult = pLeft - pRight. Do not make regular subtractions with CTNUMBER values.

• pLeft [in] the first value, from which the pRight value will be subtracted.
• pRight [in] the second value, which is the value to subtract from pLeft.
• pResult [out] the result of the subtraction operation.

Returns

ctdbNumberSub() returns CTDBRET_OK on success, or FairCom DB API error on failure.

The possible errors associated with ctdbNumberSub() are:

• CTDBRET_NULARG (4007): Null argument not valid in any operand
• CTDBRET_UNDERFLOW (4039): Operation caused underflow
• CTDBRET_OVERFLOW (4038): Operation caused overflow

See also

ctdbNumberAdd(), ctdbNumberMul(), ctdbNumberDiv()