Value strings are integer or boolean values that can be represented using a user-friendly textual format, such as “Set”/“Unset” instead of numerical values like 1 and 0. Writing value strings without double quotes is deprecated and will generate a warning. Previously, only ISO8601 offsets and the “UTC” designation were understood. Arbitrary timezone names are not supported, however.

When parsing absolute time values, the display filter engine has learned to understand timezones as specified in strptime(3), including some common North American designations. The limitation where a minus sign needed to be preceded by a space character has been removed.įixed the implementation of all … in membership operator ( #19188). String byte slices can still be obtained using the (raw operator) prefix.Īrithmetic expressions are allowed as set elements.Ībsolute date and time values can be written as Unix time. This is useful to index/slice UTF-8 multibyte strings.

Previously, it would produce a byte array. Using the slice operator with strings produces a string. Negation (unary minus) now works with any display filter arithmetic expression. This can be useful to filter on malformed UTF-8 strings, among other use cases where it is necessary to look at the field’s raw data. It is now possible to filter on raw packet data for any field by using the syntax =. Endpoint Detection & Response for Servers

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