STHML tutorial(3)

XSSI

XSSI (Extended SSI) is a set of advanced SSI instructions built into the mod-include module of Apache 1.2 or higher. The available commands are:

#printenv
#set
#if

#printenv

Function: Display all environment variables currently existing in the WEB server environment.

grammar:

#set

Function: You can assign a value to a variable for use in subsequent if statements.

grammar:

Example:

#if

Function: Create a page that can change data. The data is displayed according to the requirements calculated when using the if statement.

grammar:

Display content

Display content

Display content

Example:

Welcome to http://www.baidu.com

Welcome to http://www.google.com

Welcome to Afly's Blog!

NOTE: The backslash used in the previous directive is used to replace the inner quotes so that they are not interpreted as terminating the expression. Cannot be omitted.

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