ConventionPropertyExtensions.SetMaxLength 方法

参考

定义

命名空间:: Microsoft.EntityFrameworkCore

程序集:: Microsoft.EntityFrameworkCore.dll

包:: Microsoft.EntityFrameworkCore v3.0.0

包:: Microsoft.EntityFrameworkCore v3.1.0

包:: Microsoft.EntityFrameworkCore v5.0.0

重要

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设置此属性中允许的最大数据长度。例如，如果属性为 String '，则这是最大字符数。

public static void SetMaxLength (this Microsoft.EntityFrameworkCore.Metadata.IConventionProperty property, int? maxLength, bool fromDataAnnotation = false);

public static int? SetMaxLength (this Microsoft.EntityFrameworkCore.Metadata.IConventionProperty property, int? maxLength, bool fromDataAnnotation = false);

static member SetMaxLength : Microsoft.EntityFrameworkCore.Metadata.IConventionProperty * Nullable<int> * bool -> unit

static member SetMaxLength : Microsoft.EntityFrameworkCore.Metadata.IConventionProperty * Nullable<int> * bool -> Nullable<int>

<Extension()>
Public Sub SetMaxLength (property As IConventionProperty, maxLength As Nullable(Of Integer), Optional fromDataAnnotation As Boolean = false)

<Extension()>
Public Function SetMaxLength (property As IConventionProperty, maxLength As Nullable(Of Integer), Optional fromDataAnnotation As Boolean = false) As Nullable(Of Integer)