Use this rule to perform a content match on a query string.

To query a match on https://www.domain.com/orders/f?p=100, use the following settings:

Rule type: Content Matching

Match Type: Regular Expression

Header Field: <blank>

Match String: /^\/orders\/f\?p=100.*/

Ignore Case: enabled

Include Query in URL: enabled

Start Regex: /

Start Match: ^

Literal Character: \/

Regular text: orders

Literal Character: \/f

Literal Character: \?

Regular text: p=100

Wildcard: .*

End Regex: /