Returns a URL to the appropriate file icon image based on the specified file name.
Note that file name can be a full path or just the file name and extension.
If the file name does not include an extension, the URL for a generic image will be returned
Parameters
fileName: string
Returns string
The URL suitable for use in the src attribute of an img element.
Returns a URL to the appropriate file icon image based on the specified file name. Note that file name can be a full path or just the file name and extension. If the file name does not include an extension, the URL for a generic image will be returned