more work with file io

docroot/html/files.php

@@ -13,6 +13,7 @@ mkheader('files!', '#aaa');
     // do nothing!
     $handle = fopen('data.txt', 'r');
     fclose($handle);
+    print "didn't actually do anything here ...";
 
     ?></pre>
 
@@ -25,5 +26,19 @@ mkheader('files!', '#aaa');
 
     ?></pre>
 
+
+    <!-- ======================================================= -->
+    <pre><?php
+
+    $lines = file('data.txt');
+
+    foreach($lines as $key => $line) {
+        $linenum = $key + 1;
+        print "Line $linenum: $line";
+    }
+
+
+    ?></pre>
+
   </body>
 </html>