Struct PersistentNullable<T>
Wrapper for nullable types that preserves the value even when HasValue is false.
Inherited Members
Namespace: DotNet.Interpreter.Helper
Assembly: DotNet.Interpreter.Helper.dll
Syntax
public struct PersistentNullable<T> where T : structType Parameters
| Name | Description |
|---|---|
| T | Value type |
Remarks
Creates a new instance with the specified value.
Constructors
PersistentNullable(T)
Wrapper for nullable types that preserves the value even when HasValue is false.
Declaration
public PersistentNullable(T value)Parameters
| Type | Name | Description |
|---|---|---|
| T | value | Initial value |
Remarks
Creates a new instance with the specified value.
Properties
HasValue
Gets or sets the flag indicating whether a value is present.
Declaration
public bool HasValue { readonly get; set; }Property Value
| Type | Description |
|---|---|
| bool |
Value
Gets or sets the value.
Declaration
public T Value { readonly get; set; }Property Value
| Type | Description |
|---|---|
| T |
Methods
GetValueOrDefault(T)
Returns the value if HasValue is true, otherwise returns the default value.
Declaration
public readonly T GetValueOrDefault(T defaultValue = default)Parameters
| Type | Name | Description |
|---|---|---|
| T | defaultValue | Default value |
Returns
| Type | Description |
|---|---|
| T | The value or the default value |
Reset()
Resets HasValue to false, preserving the value.
Declaration
public void Reset()ToString()
Returns a string representation of the object.
Declaration
public override readonly string ToString()Returns
| Type | Description |
|---|---|
| string |
Overrides
Operators
explicit operator T(PersistentNullable<T>)
Explicit conversion from PersistentNullable<T> to T.
Declaration
public static explicit operator T(PersistentNullable<T> value)Parameters
| Type | Name | Description |
|---|---|---|
| PersistentNullable<T> | value |
Returns
| Type | Description |
|---|---|
| T |
implicit operator T?(PersistentNullable<T>)
Implicit conversion from PersistentNullable<T> to Nullable<T>.
Declaration
public static implicit operator T?(PersistentNullable<T> persistent)Parameters
| Type | Name | Description |
|---|---|---|
| PersistentNullable<T> | persistent |
Returns
| Type | Description |
|---|---|
| T? |
implicit operator PersistentNullable<T>(T?)
Implicit conversion from Nullable<T> to PersistentNullable<T>.
Declaration
public static implicit operator PersistentNullable<T>(T? nullable)Parameters
| Type | Name | Description |
|---|---|---|
| T? | nullable |
Returns
| Type | Description |
|---|---|
| PersistentNullable<T> |
implicit operator PersistentNullable<T>(T)
Implicit conversion from T to PersistentNullable<T>.
Declaration
public static implicit operator PersistentNullable<T>(T value)Parameters
| Type | Name | Description |
|---|---|---|
| T | value |
Returns
| Type | Description |
|---|---|
| PersistentNullable<T> |