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OpcUaApplicationDescriptionClear (Function)
OpcUaApplicationDescriptionInitialize (Function)
OpcUaBrowsePathClear (Function)
OpcUaBrowsePathInitialize (Function)
OpcUaBrowsePathResultClear (Function)
OpcUaBrowsePathResultInitialize (Function)
OpcUaBrowseResultClear (Function)
OpcUaBrowseResultInitialize (Function)
OpcUaByteStringClear (Function)
OpcUaByteStringCompare (Function)
OpcUaByteStringConcatenate (Function)
OpcUaByteStringCopyTo (Function)
OpcUaByteStringInitialize (Function)
OpcUaDataValueClear (Function)
OpcUaDataValueCompare (Function)
OpcUaDataValueCopyTo (Function)
OpcUaDataValueInitialize (Function)
OpcUaDateTimeUtcNow (Function)
OpcUaEndpointDescriptionClear (Function)
OpcUaEndpointDescriptionInitialize (Function)
OpcUaEventFieldListClear (Function)
OpcUaEventFieldListInitialize (Function)
OpcUaEventNotificationListClear (Function)
OpcUaEventNotificationListInitialize (Function)
OpcUaExpandedNodeIdClear (Function)
OpcUaExpandedNodeIdCompare (Function)
OpcUaExpandedNodeIdCopyTo (Function)
OpcUaExpandedNodeIdInitialize (Function)
OpcUaExpandedNodeIdIsNull (Function)
OpcUaExtensionObjectClear (Function)
OpcUaExtensionObjectCompare (Function)
OpcUaExtensionObjectCopyTo (Function)
OpcUaExtensionObjectCreate (Function)
OpcUaExtensionObjectDelete (Function)
OpcUaExtensionObjectInitialize (Function)
OpcUaLocalizedTextClear (Function)
OpcUaLocalizedTextCompare (Function)
OpcUaLocalizedTextCopyTo (Function)
OpcUaLocalizedTextInitialize (Function)
OpcUaNodeIdClear (Function)
OpcUaNodeIdCompare (Function)
OpcUaNodeIdCopyTo (Function)
OpcUaNodeIdInitialize (Function)
OpcUaNodeIdIsNull (Function)
OpcUaQualifiedNameClear (Function)
OpcUaQualifiedNameCompare (Function)
OpcUaQualifiedNameCopyTo (Function)
OpcUaQualifiedNameInitialize (Function)
OpcUaReadValueIdClear (Function)
OpcUaReadValueIdInitialize (Function)
OpcUaReferenceDescriptionClear (Function)
OpcUaReferenceDescriptionInitialize (Function)
OpcUaServerOnNetworkClear (Function)
OpcUaServerOnNetworkInitialize (Function)
OpcUaSimpleAttributeOperandClear (Function)
OpcUaSimpleAttributeOperandInitialize (Function)
OpcUaStatusChangeNotificationClear (Function)
OpcUaStatusChangeNotificationInitialize (Function)
OpcUaStringAttachCopy (Function)
OpcUaStringAttachReadOnly (Function)
OpcUaStringAttachToString (Function)
OpcUaStringClear (Function)
OpcUaStringGetRawString (Function)
OpcUaStringInitialize (Function)
OpcUaStringIsEmpty (Function)
OpcUaStringIsNull (Function)
OpcUaStringStrLen (Function)
OpcUaStringStrSize (Function)
OpcUaStringStrnCat (Function)
OpcUaStringStrnCmp (Function)
OpcUaStringStrnCpy (Function)
OpcUaVariantClear (Function)
OpcUaVariantCompare (Function)
OpcUaVariantCopyTo (Function)
OpcUaVariantInitialize (Function)

File and Project Information
Library Reference
- CmpOPCUAStack Interfaces
  - Library Identification
  - Library Properties

CmpOPCUAStack Implementation

Docs »
OpcUaStringIsEmpty (FUN)

OpcUaStringIsEmpty (FUN)¶

FUNCTION OpcUaStringIsEmpty : BYTE

InOut:

Scope	Name	Type
Return	`OpcUaStringIsEmpty`	`BYTE`
Input	`pString`	POINTER TO OpcUa_String

CODESYS Group | We software Automation. to software
['sɒftwɛər]
transitive verb
__softwared/softwaring
: to develop software
// to software automation: to develop software for automation purposes

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