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SubtractCVITimeIntervals

LabWindows/CVI

SubtractCVITimeIntervals

int SubtractCVITimeIntervals (CVITimeInterval interval1, CVITimeInterval interval2, CVITimeInterval *result);

Purpose

Subtracts two time interval values and returns the resulting time interval value.

Time interval values can be negative values.

Parameters

Input
Name Type Description
interval1 CVITimeInterval Time interval value in National Instruments Binary Time Format.
interval2 CVITimeInterval Time interval value in National Instruments Binary Time Format.
Output
Name Type Description
result CVITimeInterval The result of the calculation, as a time interval value in National Instruments Binary Time Format.

Return Value

Name Type Description
status int The result of the function call. Negative values represent errors.

The following table describes the results that this function returns.

Code Constant Description
0 or positive values Success.
–1 kCVITimeInvalidArgumentError An argument passed to the function is invalid.
–2 kCVITimeNullPointerError A NULL pointer was passed to the function instead of a valid memory address.
–3 kCVITimeOverflowError A numerical calculation resulted in an overflow.
–4 kCVITimeDateOutOfRangeError A time value passed to the function is not in the supported range.
–5 kCVITimeOperationFailedError The operation failed due to an unspecified system error.

Additional Information

Library: Utility Library

Include file: utility.h

LabWindows/CVI compatibility: LabWindows/CVI 9.0 and later