Class Collection

implements a collection class.

Inheritance

System.Object

Collection

Implements

System.Collections.IList

System.Collections.ICollection

System.Collections.IEnumerable

Inherited Members

System.Object.ToString()

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

Namespace: Syncfusion.JavaScript.DataVisualization.Models.Collections

Assembly: Syncfusion.EJ.dll

Syntax

public class Collection : IList, ICollection, IEnumerable

Constructors

Collection()

Initializes a new instance of the Collection class.

Declaration

public Collection()

Properties

Count

Gets or sets the count of the collection

Declaration

public int Count { get; }

Property Value

Type	Description
System.Int32	ArrayList

Examples

           Collection Collection = new Collection();
           Collection.Members.Add(new Node() { Name = "node1", OffsetX = 100 });
           Collection.Members.Add(new Node() { Name = "node2", OffsetX = 100 });
           Model.Nodes = Collection;
           int count = Collection.Count;

IsFixedSize

Gets a value indicating whether the System.Collections.IList has a fixed size.

Declaration

public bool IsFixedSize { get; }

Property Value

Type	Description
System.Boolean	true if the System.Collections.IList has a fixed size; otherwise, false.

IsReadOnly

Gets a value indicating whether the System.Collections.IList is read-only.

Declaration

public bool IsReadOnly { get; }

Property Value

Type	Description
System.Boolean	true if the System.Collections.IList is read-only; otherwise, false.

IsSynchronized

Gets a value indicating whether this instance .

Declaration

public bool IsSynchronized { get; }

Property Value

Type	Description
System.Boolean	true if this instance ; otherwise, false.

Item[Int32]

Gets or sets the element at the specified index.

Declaration

public object this[int index] { get; set; }

Parameters

Type	Name	Description
System.Int32	index	The zero-based index of the element to get or set.

Property Value

Type	Description
System.Object	The element at the specified index.

Exceptions

Type	Condition
System.NotSupportedException	The property is set and the System.Collections.IList is read-only.
System.ArgumentOutOfRangeException	index is not a valid index in the System.Collections.IList.

Members

Gets or sets the members of the collection.

Declaration

public ArrayList Members { get; set; }

Property Value

Type	Description
System.Collections.ArrayList	ArrayList

Examples

           Collection Collection = new Collection();
           Collection.Members.Add(new Node() { Name = "node1", OffsetX = 100 });
           Collection.Members.Add(new Node() { Name = "node2", OffsetX = 100 });
           Model.Nodes = Collection;

SyncRoot

Gets a value indicating whether this SyncRoot .

Declaration

public object SyncRoot { get; }

Property Value

Type	Description
System.Object	object

Methods

Add(Object)

Gets or sets the members of the collection.

Declaration

public void Add(object value)

Parameters

Type	Name	Description
System.Object	value

Examples

           Collection Collection = new Collection();
           Collection.Members.Add(new Node() { Name = "node1", OffsetX = 100 });
           Collection.Members.Add(new Node() { Name = "node2", OffsetX = 100 });
           Model.Nodes = Collection;

AddValue(Object)

Declaration

protected int AddValue(object value)

Parameters

Type	Name	Description
System.Object	value

Returns

Type	Description
System.Int32

Clear()

Remove all the members from the collection

Declaration

public void Clear()

Examples

           Collection Collection = new Collection();
           Node Node = new Node() { Name = "node1", OffsetX = 100 };
           Collection.Add(Node);
           Node = new Node() { Name = "node2", OffsetX = 100 };
           Collection.Add(Node);
           Collection.Clear();

Contains(Object)

return wether the collection contains specified vaule or not

Declaration

public bool Contains(object value)

Parameters

Type	Name	Description
System.Object	value

Returns

Type	Description
System.Boolean	bool

Examples

           Collection Collection = new Collection();
           Collection.Members.Add(new Node() { Name = "node1", OffsetX = 100 });
           Collection.Members.Add(new Node() { Name = "node2", OffsetX = 100 });
           bool contains = Collection.Contains(new Node() { });

CopyTo(Array, Int32)

Declaration

public void CopyTo(Array array, int index)

Parameters

Type	Name	Description
System.Array	array
System.Int32	index

GetEnumerator()

Declaration

public IEnumerator GetEnumerator()

Returns

Type	Description
System.Collections.IEnumerator

IndexOf(Object)

return the series position of the specified object on the collection

Declaration

public int IndexOf(object value)

Parameters

Type	Name	Description
System.Object	value

Returns

Type	Description
System.Int32	bool

Examples

           Collection Collection = new Collection();
           Collection.Members.Add(new Node() { Name = "node1", OffsetX = 100 });
           Collection.Members.Add(new Node() { Name = "node2", OffsetX = 100 });
           bool index = Collection.IndexOf(new Node() { });

Insert(Int32, Object)

Inserts an item to the System.Collections.IList at the specified index.

Declaration

public void Insert(int index, object value)

Parameters

Type	Name	Description
System.Int32	index	The zero-based index at which value should be inserted.
System.Object	value	The object to insert into the System.Collections.IList.

Exceptions

Type	Condition
System.NullReferenceException	value is null reference in the System.Collections.IList.
System.NotSupportedException	The System.Collections.IList is read-only.-or- The System.Collections.IList has a fixed size.
System.ArgumentOutOfRangeException	index is not a valid index in the System.Collections.IList.

InsertValue(Int32, Object)

Declaration

protected void InsertValue(int index, object value)

Parameters

Type	Name	Description
System.Int32	index
System.Object	value

Remove(Object)

remove the specified object from the collection

Declaration

public void Remove(object value)

Parameters

Type	Name	Description
System.Object	value

Examples

           Collection Collection = new Collection();
           Node Node = new Node() { Name = "node1", OffsetX = 100 };
           Collection.Add(Node);
           Node = new Node() { Name = "node2", OffsetX = 100 };
           Collection.Add(Node);
           Collection.Remove(Node);

RemoveAt(Int32)

remove the specified object from the collection at specified index

Declaration

public void RemoveAt(int index)

Parameters

Type	Name	Description
System.Int32	index

Examples

           Collection Collection = new Collection();
           Node Node = new Node() { Name = "node1", OffsetX = 100 };
           Collection.Add(Node);
           Node = new Node() { Name = "node2", OffsetX = 100 };
           Collection.Add(Node);
           Collection.RemoveAt(1);

RemoveRange(ICollection)

Declaration

public void RemoveRange(ICollection values)

Parameters

Type	Name	Description
System.Collections.ICollection	values

Set(Int32, Object)

Declaration

protected void Set(int index, object value)

Parameters

Type	Name	Description
System.Int32	index
System.Object	value

Explicit Interface Implementations

IList.Add(Object)

Adds an item to the System.Collections.IList.

Declaration

int IList.Add(object value)

Parameters

Type	Name	Description
System.Object	value	The object to add to the System.Collections.IList.

Returns

Type	Description
System.Int32	The position into which the new element was inserted, or -1 to indicate that the item was not inserted into the collection,

Exceptions

Type	Condition
System.NotSupportedException	The System.Collections.IList is read-only.-or- The System.Collections.IList has a fixed size.

Implements

System.Collections.IList

System.Collections.ICollection

System.Collections.IEnumerable