ServersApache Guide: Introduction to Server Side Includes Page 2

Apache Guide: Introduction to Server Side Includes Page 2




It is formatted like an HTML comment, so if you don’t have SSI correctly
enabled, the browser will ignore it, but it will still be visible in the HTML
source. If you have SSI correctly configured, the directive will be replaced
with the results of the directive.

The element can be one of a number of things, and we’ll talk some more about
most of these in the next installment of this series. For now, here are some
examples of what you can do with SSI.

Today’s Date

        

The echo element just spits out the value of a variable. There
are a number of standard variables, which include the whole set of environment
variables that are available to CGI programs. Also, you can define your own
variables with the set element.

If you don't like the format in which the date gets printed, you can use the
config element, with a timefmt attribute, to modify
that formatting.

        
        Today is 

Modification Date of the
File4>

        This document last modified 

This element is also subject to timefmt format configurations.

Including the Results of a
CGI Program

This is one of the more common uses of SSI - to output the results of a CGI
program, such as everybody's favorite, a hit counter.

        

We'll definately come back to this in another article.

Other Stuff

And, of course, there are a variety of other things that we can do with SSI.
I need to leave something to talk about next week. So, next week, we'll have a
lot more examples, and talk about some of the more involved things that you
will be able to do with SSI.

Rich Bowen is the Director of Web Application Development at The Creative Group and the author of Apache Server Unleashed.

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