Optional.IsDefined Method
Definition
Important
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Overloads
| Name | Description |
|---|---|
| IsDefined(Object) | |
| IsDefined(String) | |
| IsDefined(JsonElement) | |
| IsDefined<T>(Nullable<T>) |
IsDefined(Object)
- Source:
- Optional.cs
public static bool IsDefined(object value);static member IsDefined : obj -> boolPublic Shared Function IsDefined (value As Object) As BooleanParameters
- value
- Object
Returns
Applies to
IsDefined(String)
- Source:
- Optional.cs
public static bool IsDefined(string value);static member IsDefined : string -> boolPublic Shared Function IsDefined (value As String) As BooleanParameters
- value
- String
Returns
Applies to
IsDefined(JsonElement)
- Source:
- Optional.cs
public static bool IsDefined(System.Text.Json.JsonElement value);static member IsDefined : System.Text.Json.JsonElement -> boolPublic Shared Function IsDefined (value As JsonElement) As BooleanParameters
- value
- JsonElement
Returns
Applies to
IsDefined<T>(Nullable<T>)
- Source:
- Optional.cs
public static bool IsDefined<T>(T? value) where T : struct;static member IsDefined : Nullable<'T (requires 'T : struct)> -> bool (requires 'T : struct)Public Shared Function IsDefined(Of T As Structure) (value As Nullable(Of T)) As BooleanType Parameters
- T
Parameters
- value
- Nullable<T>
