( string filename [, bool use_include_path [, resource context]] )
Reads a file and writes it to the output buffer.
Returns the number of bytes read from the file. If an error
occurs, FALSE is returned and unless the function was called as
@readfile(), an error message is printed.
Tip: You can use a URL as a
filename with this function if the fopen wrappers have been enabled.
See fopen() for more details on how to specify
the filename and Appendix M for a list of supported
You can use the optional second parameter and set it to TRUE, if
you want to search for the file in the include_path, too.
See also fpassthru(),
and Appendix M.