Is applied to the title or subject line or name of the file attachment

ID: DeleteFilterType

Match mode

Apply simple pattern matching or matching with regular expressions

ID: DeleteFilterType.Mode (references: MatchModeType)

Regex options

Options for matching with a regular expression. Possible options are: none: No options. ignorecase: Case is ignored. multiline: All lines are included. explicitcapture: Only valid groups are named. singleline: Only one line is included. ignorepatternwhitespace: Whitespaces in patterns are ignored. righttoleft: Value is read from right to left. ecmascript: ECMAScript compliant evaluation behavior. cultureinvariant: No special consideration of cultural language properties. Multiple options are entered using the "|" character.

ID: DeleteFilterType.Options

Matching pattern

Regular expression

ID: DeleteFilterType.Pattern