## GetFieldNamesForRegi(*string*) {#getfieldnamesforregi} Returns a collection of mail merge field names available in the region. ```csharp public string[] GetFieldNamesForRegi(string regionName) `......"TableStart" and "TableEnd" tags, which go inside MERGEFIELDs, // denote..."TableStart" and "TableEnd" tags, which go inside MERGEFIELDs, // denote...