CheckIfEmpty

Checks if the container is empty. (Alternatively use interface method .CheckIfEmpty.)

Syntax

Definition:

HRESULT CheckIfEmpty(
    HRESULT         hrPrev,
    ITcVnContainer* ipContainer
)

Parameters

Name

Type

Description

hrPrev

HRESULT

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

ipContainer

ITcVnContainer*

Container

CheckIfEmpty 1: Return value

HRESULT

Required License

TC3 Vision Base

System Requirements

Development environment

Target platform

PLC libraries to include

TwinCAT V3.1. 4024.44 or later

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

Tc3_Vision