Appendix A

Expressions Reference

233

Expression

ns_cmpclient ns_content_type ns_css ns_ext_asp

ns_ext_cfm ns_ext_cgi

ns_ext_ex ns_ext_exe

ns_ext_htx

ns_ext_not_gif

ns_ext_not_jpeg

ns_ext_shtml

ns_false

Definition

Tests the client to determine if it accepts compressed content.

Tests for connections with an HTTP Content-Type header that contains “text”.

Tests for connections with an HTTP Content-Type header that contains “text/css”.

Tests for HTTP connections to any URL that contains the string .asp—in other words, any connection to an active server page (ASP).

Tests for HTTP connections to any URL that contains the string .cfm

Tests for HTTP connections to any URL that contains the string .cgi—in other words, any connection to a common gateway interface (CGI) script.

Tests for HTTP connections to any URL that contains the string .ex

Tests for HTTP connections to any URL that contains the string .exe—in other words, any connection to a executable file.

Tests for HTTP connections to any URL that contains the string .htx

Tests for HTTP connections to any URL that does not contain the string .gif—in other words, any connection to a URL that is not a GIF image.

Tests for HTTP connections to any URL that does not contain the string .jpeg—in other words, any connection to a URL that is not a JPEG image.

Tests for HTTP connections to any URL that contains the string .shtml—in other words, any connection to a server-parsed HTML page.

Always returns a value of FALSE.

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Citrix Systems 9.2 manual Appendix a Expressions Reference 233, Always returns a value of False