F_VN_GetAt_REAL

F_VN_GetAt_REAL 1:

Gets the REAL element at the specified index of the container.

Syntax

Definition:

FUNCTION F_VN_GetAt_REAL : HRESULT
VAR_INPUT
    ipContainer : ITcVnContainer;
END_VAR
VAR_IN_OUT
    fElement    : REAL;
END_VAR
VAR_INPUT
    nIndex      : ULINT;
    hrPrev      : HRESULT;
END_VAR

F_VN_GetAt_REAL 2: Inputs

Name

Type

Description

ipContainer

ITcVnContainer

Container with REAL elements

nIndex

ULINT

Index of the requested element

hrPrev

HRESULT

HRESULT indicating the result of previous operations (If SUCCEEDED(hrPrev) equals false, no operation is executed.)

F_VN_GetAt_REAL 3: In/Outputs

Name

Type

Description

fElement

REAL

Returns the element at the specified index

F_VN_GetAt_REAL 4: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements