PropertyBuilder<TProperty>.IsRequired(Boolean) Method

  • Reference

Definition

Namespace:
Microsoft.EntityFrameworkCore.Metadata.Builders
Assembly:
Microsoft.EntityFrameworkCore.dll
Package:
Microsoft.EntityFrameworkCore v1.0.6
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
Package:
Microsoft.EntityFrameworkCore v7.0.0
Package:
Microsoft.EntityFrameworkCore v8.0.0

Configures whether this property must have a value assigned or whether null is a valid value. A property can only be configured as non-required if it is based on a CLR type that can be assigned null.

public virtual Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<TProperty> IsRequired (bool required = true);
override this.IsRequired : bool -> Microsoft.EntityFrameworkCore.Metadata.Builders.PropertyBuilder<'Property>
Public Overridable Function IsRequired (Optional required As Boolean = true) As PropertyBuilder(Of TProperty)

Parameters

required
Boolean

A value indicating whether the property is required.

Returns

PropertyBuilder<TProperty>

The same builder instance so that multiple configuration calls can be chained.

Applies to