RFmx VNA C

RFmxVNA_BuildMarkerString

  • Updated2024-10-21
  • 1 minute(s) read

RFmxVNA_BuildMarkerString

int32 __stdcall RFmxVNA_BuildMarkerString (char selectorString[], int32 markerNumber, int32 selectorStringOutLength, char selectorStringOut[]);

Purpose

Creates selector string for use with marker configuration or fetch attributes and functions.

Parameters

Input
Name Type Description
selectorString char[] Specifies a selector string comprising of the signal name and result name. If you do not specify the signal name, the default signal instance is used. If you do not specify the result name, the default result instance is used.
Example:
"signal::mysignal1"
You can use the RFmxVNA_BuildSignalString function to build the selector string.
markerNumber int32 Specifies the marker number for building the selector string.
selectorStringOutLength int32 Specifies the length of the string that is returned by the selectorStringOut parameter. To get the minimum buffer size required to build the selector string, set the selectorStringOutLength parameter to 0.
Output
Name Type Description
selectorStringOut char[] returns the selector string created by this VI.

Return Value

Name Type Description
status int32 Returns the status code of this operation. The status code either indicates success or describes an error or warning condition. Examine the status code from each call to an RFmx function to determine if an error has occurred.

To obtain a text description of the status code and additional information about the error condition, call the RFmxVNA_GetError function.

The general meaning of the status code is as follows:

Value Meaning
0 Success
Positive Values Warnings
Negative Values Errors

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