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SizeTSub function (intsafe.h)

  • Άρθρο

Subtracts one value of type size_t from another.

Syntax

HRESULT SizeTSub(
  [in]  size_t Minuend,
  [in]  size_t Subtrahend,
  [out] size_t *pResult
);

Parameters

[in] Minuend

Type: size_t

The value from which cbSubtrahend is subtracted.

[in] Subtrahend

Type: size_t

The value to subtract from cbMinuend.

[out] pResult

Type: size_t*

A pointer to the result. If the operation results in a value that overflows or underflows the capacity of the type, the function returns INTSAFE_E_ARITHMETIC_OVERFLOW and this parameter is not valid.

Return value

Type: HRESULT

If this function succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

This is one of a set of inline functions designed to provide arithmetic operations and perform validity checks with minimal impact on performance.

Requirements

Requirement Value
Target Platform Windows
Header intsafe.h