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158 Citrix NetScaler Policy Configuration and Reference Guide
Note: The patterns in a pattern set can be regular expressions in PCRE format.
Operators That Use a Pattern Set
The following table describes operations that match text and HTTP header values
with a collection of static strings in a pattern set.
Operators That Compare Text and HTTP Headers With a Pattern Set
Matching Operators Description
text.CONTAINS_ANY (pattern_
set_name)
Evaluates whether the target contains any of the
strings that are bound to pattern_set_name.
Returns a Boolean TRUE value if the target
contains any of the strings that are bound to
pattern_set_name.
text.SUBSTR_ANY(pattern_
set_name)
Selects the first sub-string that matches any string
in the given pattern set. The pattern set cannot have
strings longer than 255 characters.
Parameters:
pattern_set_name - The name of the pattern
set.
http header.CONTAINS_ANY
(pattern_set_name)
Works with the following prefixes:
• HTTP.REQ.COOKIE
• HTTP.REQ.HEADER("header_name")
• HTTP.RES.HEADER("header_name")
• HTTP.RES.SET_COOKIE
• HTTP.RES.SET_COOKIE2
Evaluates whether the target contains any of the
strings that are bound to pattern_set_name.
Returns a Boolean TRUE if the target contains any
string that is bound to pattern_set_name.
text.EQUALS_ANY (pattern_
set_name)
Evaluates whether the target matches any of the
strings that are bound to pattern_set_name.
Returns a Boolean TRUE value if the target is an
exact match with any of the strings that are bound
to pattern_set_name.