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<?php
$testfile = "data.txt";
if(!file_exists($testfile)) {
echo "Error -- $testfile doesn't exist!<BR>";
exit;
}
echo "What we know about the file $testfile<BR>";
if(is_dir($testfile)) echo "It is a directory.<BR>";
if(is_file($testfile)) echo "It is an actual file (not symbolic link)<BR>";
if(is_link($testfile)) echo "It is a symbolic link to a real file<BR>";
if(is_uploaded_file($testfile)) echo "It is an uploaded file<BR>";
if(is_readable($testfile)) echo "The file is readable by PHP<BR>";
if(is_writeable($testfile)) echo "The file is writeable by PHP<BR>";
if(is_executable($testfile)) echo "The file is executable by PHP<BR>";
?>
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