NullableExtensionsIsNullOrEmpty Method

Indicates whether the specified string is or an empty string ("").

Namespace: TomsToolbox.Essentials
Assembly: TomsToolbox.Essentials (in TomsToolbox.Essentials.dll) Version: 2.21.0+44d18b541fc9419ec3c549350a832394661b2a4d
XMLNS for XAML: Not mapped to an xmlns.

Syntax

Copy

public static bool IsNullOrEmpty(
	this string? value
)

<ExtensionAttribute>
Public Shared Function IsNullOrEmpty ( 
	value As String
) As Boolean

Parameters

value String: The string to test.

Return Value

Boolean
if the value parameter is or an empty string (""); otherwise, .

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type String. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Reference

NullableExtensions Class

TomsToolbox.Essentials Namespace