AF SDK Reference

IAFList.Contains Method (String)

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IAFList.Contains Method (String)

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Last UpdatedNov 18, 2025
2 minute read

This method determines whether the collection contains a specific item referenced by name.

Namespace: OSIsoft.AF
Assembly: OSIsoft.AFSDK (in OSIsoft.AFSDK.dll) Version: 3.1.1.1182

Syntax

bool Contains(
	string name
)

Function Contains ( 
	name As String
) As Boolean

Dim instance As IAFList
Dim name As String
Dim returnValue As Boolean

returnValue = instance.Contains(name)

bool Contains(
	String^ name
)

abstract Contains : 
        name : string -> bool

Parameters

name: Type: SystemString
The name of the item to locate in the collection.

Return Value

Type: Boolean
Returns if the item was found in the collection; otherwise, is returned.

Exceptions

Exception	Condition
ArgumentNullException	The name parameter is .

Remarks

This method approaches an O(1) operation.

Version Information

AFSDK

Supported in: 3.1.1, 3.1.0, 3.0.2, 3.0.1, 3.0.0, 2.10.11, 2.10.5, 2.10.0, 2.10, 2.9.5, 2.9, 2.8.5, 2.8, 2.7.5, 2.7, 2.6

AF SDK Reference

IAFList.Contains Method (String)

Table of Contents

IAFList.Contains Method (String)

Syntax

Parameters

Return Value

Exceptions

Remarks

Version Information

AFSDK

See Also

Reference

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