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EntityEntry<TEntity>.Collection Method

Definition

Namespace:
Microsoft.EntityFrameworkCore.ChangeTracking
Assembly:
Microsoft.EntityFrameworkCore.dll
Package:
Microsoft.EntityFrameworkCore v10.0.0
Package:
Microsoft.EntityFrameworkCore v7.0.0
Package:
Microsoft.EntityFrameworkCore v8.0.0
Package:
Microsoft.EntityFrameworkCore v9.0.0
Package:
Microsoft.EntityFrameworkCore v1.1.6
Package:
Microsoft.EntityFrameworkCore v2.0.3
Package:
Microsoft.EntityFrameworkCore v2.1.11
Package:
Microsoft.EntityFrameworkCore v2.2.6
Package:
Microsoft.EntityFrameworkCore v3.0.0
Package:
Microsoft.EntityFrameworkCore v3.1.0
Package:
Microsoft.EntityFrameworkCore v5.0.0
Package:
Microsoft.EntityFrameworkCore v6.0.0

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Overloads

Name Description
Collection<TProperty>(INavigationBase)

Provides access to change tracking and loading information for a collection navigation property that associates this entity to a collection of another entities.
Collection<TProperty>(Expression<Func<TEntity,IEnumerable<TProperty>>>)

Provides access to change tracking and loading information for a collection navigation property that associates this entity to a collection of another entities.
Collection<TProperty>(String)

Provides access to change tracking and loading information for a collection navigation property that associates this entity to a collection of another entities.

Collection<TProperty>(INavigationBase)

Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs

Provides access to change tracking and loading information for a collection navigation property that associates this entity to a collection of another entities.

public virtual Microsoft.EntityFrameworkCore.ChangeTracking.CollectionEntry<TEntity,TProperty> Collection<TProperty>(Microsoft.EntityFrameworkCore.Metadata.INavigationBase navigation) where TProperty : class;
override this.Collection : Microsoft.EntityFrameworkCore.Metadata.INavigationBase -> Microsoft.EntityFrameworkCore.ChangeTracking.CollectionEntry<'Entity, 'Property (requires 'Entity : null and 'Property : null)> (requires 'Property : null)
Public Overridable Function Collection(Of TProperty As Class) (navigation As INavigationBase) As CollectionEntry(Of TEntity, TProperty)

Type Parameters

TProperty

Parameters

navigation
INavigationBase

The collection navigation.

Returns

CollectionEntry<TEntity,TProperty>

An object that exposes change tracking information and operations for the given navigation property.

Remarks

See Accessing tracked entities in EF Core and Changing foreign keys and navigations for more information and examples.

Applies to

Collection<TProperty>(Expression<Func<TEntity,IEnumerable<TProperty>>>)

Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs

Provides access to change tracking and loading information for a collection navigation property that associates this entity to a collection of another entities.

public virtual Microsoft.EntityFrameworkCore.ChangeTracking.CollectionEntry<TEntity,TProperty> Collection<TProperty>(System.Linq.Expressions.Expression<Func<TEntity,System.Collections.Generic.IEnumerable<TProperty>>> propertyExpression) where TProperty : class;
override this.Collection : System.Linq.Expressions.Expression<Func<'Entity, seq<'Property>>> -> Microsoft.EntityFrameworkCore.ChangeTracking.CollectionEntry<'Entity, 'Property (requires 'Entity : null and 'Property : null)> (requires 'Property : null)
Public Overridable Function Collection(Of TProperty As Class) (propertyExpression As Expression(Of Func(Of TEntity, IEnumerable(Of TProperty)))) As CollectionEntry(Of TEntity, TProperty)

Type Parameters

TProperty

Parameters

propertyExpression
Expression<Func<TEntity,IEnumerable<TProperty>>>

A lambda expression representing the collection navigation to access information and operations for.

Returns

CollectionEntry<TEntity,TProperty>

An object that exposes change tracking information and operations for the given navigation property.

Remarks

See Accessing tracked entities in EF Core and Changing foreign keys and navigations for more information and examples.

Applies to

Collection<TProperty>(String)

Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs
Source:
EntityEntry%60.cs

Provides access to change tracking and loading information for a collection navigation property that associates this entity to a collection of another entities.

public virtual Microsoft.EntityFrameworkCore.ChangeTracking.CollectionEntry<TEntity,TProperty> Collection<TProperty>(string propertyName) where TProperty : class;
override this.Collection : string -> Microsoft.EntityFrameworkCore.ChangeTracking.CollectionEntry<'Entity, 'Property (requires 'Entity : null and 'Property : null)> (requires 'Property : null)
Public Overridable Function Collection(Of TProperty As Class) (propertyName As String) As CollectionEntry(Of TEntity, TProperty)

Type Parameters

TProperty

Parameters

propertyName
String

The name of the navigation property.

Returns

CollectionEntry<TEntity,TProperty>

An object that exposes change tracking information and operations for the given navigation property.

Remarks

See Accessing tracked entities in EF Core and Changing foreign keys and navigations for more information and examples.

Applies to

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