IOptionsMonitorCache<TOptions>.GetOrAdd(String, Func<TOptions>) 方法
定义
获取已命名的选项实例,或添加使用 createOptions 创建的新实例。Gets a named options instance, or adds a new instance created with createOptions.
public:
TOptions GetOrAdd(System::String ^ name, Func<TOptions> ^ createOptions);
public TOptions GetOrAdd (string name, Func<TOptions> createOptions);
abstract member GetOrAdd : string * Func<'Options (requires 'Options : null)> -> 'Options
Public Function GetOrAdd (name As String, createOptions As Func(Of TOptions)) As TOptions
参数
- name
- String
选项实例的名称。The name of the options instance.
- createOptions
- Func<TOptions>
用于创建新实例的函数。The func used to create the new instance.
返回
- TOptions
选项实例。The options instance.