FileExtensionsAttribute.IsValid(Object) Method

Definition

Checks that the specified file name extension or extensions is valid.

C#
public override bool IsValid(object value);
C#
public override bool IsValid(object? value);

Parameters

value
Object

A comma delimited list of valid file extensions.

Returns

true if the file name extension is valid; otherwise, false.

Applies to

Product Versions
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 2.0 (package-provided), 2.1 (package-provided)
UWP 10.0