or download this
$ perl -e '$search_file = "/usr/bin/perldoc"; print $search_file if -e
+ ($search_file);'
/usr/bin/perldoc
$ perl -e '$search_file = "/usr/bin/perldoc"; print "file size of $sea
+rch_file is ", -s ($search_file), "\n";'
file size of /usr/bin/perldoc is 224