F_VN_IteratorDistance

F_VN_IteratorDistance 1:

Computes the distance between 2 iterators.

Syntax

Definition:

FUNCTION F_VN_IteratorDistance : HRESULT
VAR_INPUT
    ipIteratorFirst : ITcVnForwardIterator;
    ipIteratorLast  : ITcVnForwardIterator;
END_VAR
VAR_IN_OUT
    nDistance       : LINT;
END_VAR
VAR_INPUT
    hrPrev          : HRESULT;
END_VAR

F_VN_IteratorDistance 2: Inputs

Name

Type

Description

ipIteratorFirst

ITcVnForwardIterator

First iterator

ipIteratorLast

ITcVnForwardIterator

Last iterator

hrPrev

HRESULT

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

F_VN_IteratorDistance 3: In/Outputs

Name

Type

Description

nDistance

LINT

Returns the computed distance

F_VN_IteratorDistance 4: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1.4024.59 or later

PC or CX (x64) with min. PL50, e.g. Intel 4-core Atom CPU

Tc3_Vision