Citrix Systems 9.2 manual Built-In Named Expressions General

232	Citrix NetScaler Policy Configuration and Reference Guide
	Expression	Definition
	FS.DIR	Returns the directory being accessed. For example,
		if a user accesses the file
		\\hostname\service1\dir1\file1.doc, FS.DIR will
		return \service\dir1.
	FS.FILE.ACCESSTIME	Returns the time at which the file was last
		accessed. This is one of several options that
		provide you with granular control over actions that
		the user performs. (See the following entries in this
		table.)
	FS.FILE.CREATETIME	Returns the time at which the file was created.
	FS.FILE.MODIFYTIME	Returns the time at which the file was edited.
	FS.FILE.WRITETIME	Returns the time of the most recent change in the
		status of the file.
	FS.FILE.SIZE	Returns the file size.
	FS.DIR.ACCESSTIME	Returns the time at which the directory was last
		accessed.
	FS.DIR.CREATETIME	Returns the time at which the directory was
		created.
	FS.DIR.MODIFYTIME	Returns the time at which the directory was last
		modified.
	FS.DIR.WRITETIME	Returns the time at which the directory status last
		changed.

Note: File system expressions do not support regular expressions.

Built-In Named Expressions (General)

Expression	Definition
ns_all_apps_ncomp	Tests for connections with destination ports
	between 0 and 65535. In other words, tests for all
	applications.
ns_cachecontrol_nocache	Tests for connections with an HTTP
	Cache-Control header that contains the value
	“no-cache”.
ns_cachecontrol_nostore	Tests for connections with an HTTP
	Cache-Control header that contains the value
	“no-store”.