server side includes in PHP

1. Server Side Includes in PHP Prof. Ami Tusharkant Choksi Assistant Professor, Computer Engg. Dept, C.K.Pithawalla College of Engg. & Tech., Surat.

2. What is Server Side Includes[1,2]? - Used to to include the contents of one or more files into a web page on a web server. - include() or require() functions for Ssi. - The two functions are identical in every way, except how they handle errors: * include() generates a warning, but the script will continue execution * require() generates a fatal error, and the script will stop - used to create functions, headers, footers, or elements that will be reused on multiple pages

3. Example <?php include(“file.php”); test(); echo “testing”; ?> - file.php is having code <?php function test{ print “hello world”; }

4. require(“file.php”) <?php require(“file1.php”); test(); echo “testing”; ?> - testing will not be printed as file1.php not available