ReadOnlySymbolCollection Class

ReadOnly collection containing ISymbol objects.

Inheritance Hierarchy

SystemObject
  System.Collections.ObjectModelReadOnlyCollectionISymbol
    TwinCAT.TypeSystem.GenericReadOnlyInstanceCollectionISymbol
      TwinCAT.TypeSystem.GenericReadOnlySymbolCollectionISymbol
        TwinCAT.TypeSystemReadOnlySymbolCollection

Namespace: TwinCAT.TypeSystem
Assembly: TwinCAT.Ads (in TwinCAT.Ads.dll) Version: 7.0.0+e56d35ccc4675faac24789a4aab60071fc61d470

Syntax

C#

public class ReadOnlySymbolCollection : ReadOnlySymbolCollection<ISymbol>, 
    ISymbolCollection, ISymbolCollection<ISymbol>, IInstanceCollection<ISymbol>, 
    IList<ISymbol>, ICollection<ISymbol>, IEnumerable<ISymbol>, 
    IEnumerable

The ReadOnlySymbolCollection type exposes the following members.

Constructors

 

Name

Description

ReadOnlySymbolCollection Class 1:

ReadOnlySymbolCollection

Initializes a new instance of the ReadOnlySymbolCollection class.

Properties

 

Name

Description

ReadOnlySymbolCollection Class 2:

Count

Gets the number of elements contained in the ReadOnlyCollectionT instance.
(Inherited from ReadOnlyCollectionISymbol)

ReadOnlySymbolCollection Class 3:

Empty

Returns an Empty collection.

ReadOnlySymbolCollection Class 4:

ItemInt32

Gets the element at the specified index.
(Inherited from ReadOnlyCollectionISymbol)

ReadOnlySymbolCollection Class 5:

ItemString

Gets the element with the specified instance path.
(Inherited from ReadOnlyInstanceCollectionT)

ReadOnlySymbolCollection Class 6:

Items

Returns the IListT that the ReadOnlyCollectionT wraps.
(Inherited from ReadOnlyCollectionISymbol)

ReadOnlySymbolCollection Class 7:

Mode

Gets the InstanceCollectionMode.
(Inherited from ReadOnlyInstanceCollectionT)

Methods

 

Name

Description

ReadOnlySymbolCollection Class 8:

Contains(T)

Determines whether an element is in the ReadOnlyCollectionT.
(Inherited from ReadOnlyCollectionISymbol)

ReadOnlySymbolCollection Class 9:

Contains(String)

Determines whether the ReadOnlyInstanceCollectionT contains an instance with the specified instance path.
(Inherited from ReadOnlyInstanceCollectionT)

ReadOnlySymbolCollection Class 10:

ContainsName

Determines whether the specified instance is contained.
(Inherited from ReadOnlyInstanceCollectionT)

ReadOnlySymbolCollection Class 11:

CopyTo

Copies the entire ReadOnlyCollectionT to a compatible one-dimensional Array, starting at the specified index of the target array.
(Inherited from ReadOnlyCollectionISymbol)

ReadOnlySymbolCollection Class 12:

Equals

Determines whether the specified object is equal to the current object.
(Inherited from Object)

ReadOnlySymbolCollection Class 13:

Finalize

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.
(Inherited from Object)

ReadOnlySymbolCollection Class 14:

GetEnumerator

Returns an enumerator that iterates through the ReadOnlyCollectionT.
(Inherited from ReadOnlyCollectionISymbol)

ReadOnlySymbolCollection Class 15:

GetHashCode

Serves as the default hash function.
(Inherited from Object)

ReadOnlySymbolCollection Class 16:

GetInstance

Gets the IInstanceby instance path.
(Inherited from ReadOnlyInstanceCollectionT)

ReadOnlySymbolCollection Class 17:

GetInstanceByName

Gets the IInstance by instance name.
(Inherited from ReadOnlyInstanceCollectionT)

ReadOnlySymbolCollection Class 18:

GetType

Gets the Type of the current instance.
(Inherited from Object)

ReadOnlySymbolCollection Class 19:

IndexOf

Searches for the specified object and returns the zero-based index of the first occurrence within the entire ReadOnlyCollectionT.
(Inherited from ReadOnlyCollectionISymbol)

ReadOnlySymbolCollection Class 20:

MemberwiseClone

Creates a shallow copy of the current Object.
(Inherited from Object)

ReadOnlySymbolCollection Class 21:

ToString

Returns a string that represents the current object.
(Inherited from Object)

ReadOnlySymbolCollection Class 22:

TryGetInstance

Tries to get the instance with the specified instance path.
(Inherited from ReadOnlyInstanceCollectionT)

ReadOnlySymbolCollection Class 23:

TryGetInstanceByName

Tries to get the instance by name.
(Inherited from ReadOnlyInstanceCollectionT)

Extension Methods

 

Name

Description

WhereAttributeValue

Filters the symbols collection for symbols with a specific Attribute value.
(Defined by SymbolCollectionExtension)

Reference

TwinCAT.TypeSystem Namespace

Beckhoff Automation GmbH & Co. KG 2001-2026

Further Information
See also