ConfigurationBinder.GetValue 方法

定义

命名空间:

Microsoft.Extensions.Configuration

程序集:

Microsoft.Extensions.Configuration.Binder.dll

包:

Microsoft.Extensions.Configuration.Binder v11.0.0-preview.5.26302.115

重载

名称	说明
GetValue(IConfiguration, Type, String)	提取具有指定键的值，并将其转换为指定类型。
GetValue(IConfiguration, Type, String, Object)	提取具有指定键的值，并将其转换为指定类型。
GetValue<T>(IConfiguration, String)	提取具有指定键的值，并将其转换为 T 类型。
GetValue<T>(IConfiguration, String, T)	提取具有指定键的值，并将其转换为 T 类型。

GetValue(IConfiguration, Type, String)

Source:

ConfigurationBinder.cs

提取具有指定键的值，并将其转换为指定类型。

public:
[System::Runtime::CompilerServices::Extension]
 static System::Object ^ GetValue(Microsoft::Extensions::Configuration::IConfiguration ^ configuration, Type ^ type, System::String ^ key);

[System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")]
public static object? GetValue(this Microsoft.Extensions.Configuration.IConfiguration configuration, Type type, string key);

[<System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")>]
static member GetValue : Microsoft.Extensions.Configuration.IConfiguration * Type * string -> obj

<Extension()>
Public Function GetValue (configuration As IConfiguration, type As Type, key As String) As Object

参数

configuration

IConfiguration

配置。

type

Type

要将值转换为的类型。

key

String

要转换的配置节值的键。

返回

Object

转换后的值。

属性

RequiresUnreferencedCodeAttribute

GetValue(IConfiguration, Type, String, Object)

Source:

ConfigurationBinder.cs

提取具有指定键的值，并将其转换为指定类型。

public:
[System::Runtime::CompilerServices::Extension]
 static System::Object ^ GetValue(Microsoft::Extensions::Configuration::IConfiguration ^ configuration, Type ^ type, System::String ^ key, System::Object ^ defaultValue);

[System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")]
public static object? GetValue(this Microsoft.Extensions.Configuration.IConfiguration configuration, Type type, string key, object? defaultValue);

[<System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")>]
static member GetValue : Microsoft.Extensions.Configuration.IConfiguration * Type * string * obj -> obj

<Extension()>
Public Function GetValue (configuration As IConfiguration, type As Type, key As String, defaultValue As Object) As Object

参数

configuration

IConfiguration

配置。

type

Type

要将值转换为的类型。

key

String

要转换的配置节值的键。

defaultValue

Object

如果未找到任何值，则要使用的默认值。

返回

Object

转换后的值。

属性

RequiresUnreferencedCodeAttribute

GetValue<T>(IConfiguration, String)

Source:

ConfigurationBinder.cs

提取具有指定键的值，并将其转换为 T 类型。

public:
generic <typename T>
[System::Runtime::CompilerServices::Extension]
 static T GetValue(Microsoft::Extensions::Configuration::IConfiguration ^ configuration, System::String ^ key);

[System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")]
public static T? GetValue<T>(this Microsoft.Extensions.Configuration.IConfiguration configuration, string key);

[<System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")>]
static member GetValue : Microsoft.Extensions.Configuration.IConfiguration * string -> 'T

<Extension()>
Public Function GetValue(Of T) (configuration As IConfiguration, key As String) As T

类型参数

T

要将值转换为的类型。

参数

configuration

IConfiguration

配置。

key

String

要转换的配置节值的键。

返回

T

转换后的值。

属性

RequiresUnreferencedCodeAttribute

GetValue<T>(IConfiguration, String, T)

Source:

ConfigurationBinder.cs

提取具有指定键的值，并将其转换为 T 类型。

public:
generic <typename T>
[System::Runtime::CompilerServices::Extension]
 static T GetValue(Microsoft::Extensions::Configuration::IConfiguration ^ configuration, System::String ^ key, T defaultValue);

[System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")]
public static T? GetValue<T>(this Microsoft.Extensions.Configuration.IConfiguration configuration, string key, T defaultValue);

[<System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("In case the type is non-primitive, the trimmer cannot statically analyze the object's type so its members may be trimmed.")>]
static member GetValue : Microsoft.Extensions.Configuration.IConfiguration * string * 'T -> 'T

<Extension()>
Public Function GetValue(Of T) (configuration As IConfiguration, key As String, defaultValue As T) As T

类型参数

T

要将值转换为的类型。

参数

configuration

IConfiguration

配置。

key

String

要转换的配置节值的键。

defaultValue

T

如果未找到任何值，则要使用的默认值。

返回

T

转换后的值。

属性

RequiresUnreferencedCodeAttribute