encodingName

The code page name of the preferred encoding. If miss, the default value is ΓÇ£utf-8ΓÇ¥, unless BOM denotes another Unicode encoding. Refer to the ΓÇ£NameΓÇ¥ column of the table in the following link to set supported values: https://msdn.microsoft.com/library/system.text.encoding.aspx. Type: string (or Expression with resultType string).