PhysicalFileProvider.Watch(String) Method
Definition
Important
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Creates an IChangeToken for the specified filter
.
Globbing patterns are interpreted by Matcher.
public:
virtual Microsoft::Extensions::Primitives::IChangeToken ^ Watch(System::String ^ filter);
public Microsoft.Extensions.Primitives.IChangeToken Watch (string filter);
abstract member Watch : string -> Microsoft.Extensions.Primitives.IChangeToken
override this.Watch : string -> Microsoft.Extensions.Primitives.IChangeToken
Public Function Watch (filter As String) As IChangeToken
Parameters
- filter
- String
Filter string used to determine what files or folders to monitor. Examples: **/*.cs
, *.*
, subfolder/**/*.cshtml
.
Returns
An IChangeToken that's notified when a file matching filter
is added, modified, or deleted.
OR
A NullChangeToken if filter
has invalid filter characters or is an absolute path or is outside the root directory specified in the constructor PhysicalFileProvider(String).