共用方式為


BindConverter.TryConvertToNullableDouble 方法

定義

嘗試將值轉換為可為 Double Null 的 。

public:
 static bool TryConvertToNullableDouble(System::Object ^ obj, System::Globalization::CultureInfo ^ culture, [Runtime::InteropServices::Out] Nullable<double> % value);
public static bool TryConvertToNullableDouble (object obj, System.Globalization.CultureInfo culture, out double? value);
public static bool TryConvertToNullableDouble (object? obj, System.Globalization.CultureInfo? culture, out double? value);
static member TryConvertToNullableDouble : obj * System.Globalization.CultureInfo * Nullable -> bool
Public Shared Function TryConvertToNullableDouble (obj As Object, culture As CultureInfo, ByRef value As Nullable(Of Double)) As Boolean

參數

obj
Object

要轉換的物件。

culture
CultureInfo

CultureInfo要用於轉換的 。

value
Nullable<Double>

轉換的值。

傳回

true 如果轉換成功,則為 ,否則 false 為 。

適用於