Rewrote example using foreach instead of while/list. Expanded the comments.

See also file_get_contents() and include().


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@100095 c90b9560-bf6c-de11-be94-00142212c4b1

reference/filesystem/functions/file.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.3 $ -->
+<!-- $Revision: 1.4 $ -->
 <!-- splitted from ./en/functions/filesystem.xml, last change in rev 1.2 -->
   <refentry id="function.file">
    <refnamediv>
@@ -37,14 +37,17 @@
       <programlisting role="php">
 <![CDATA[
 <?php
-// get a web page into an array and print it out
-$fcontents = file ('http://www.example.com/');
-while (list ($line_num, $line) = each ($fcontents)) {
-    echo "<b>Line $line_num:</b>; ", htmlspecialchars ($line), "<br>\n";
+// Get a file into an array.  In this example we'll go through HTTP to get 
+// the HTML source of a URL.
+$lines = file ('http://www.example.com/');
+
+// Loop through our array, show html source as html source; and line numbers too.
+foreach ($lines as $line_num => $line) {
+    echo "Line #<b>{$line_num}</b> : " . htmlspecialchars($line) . "<br>\n";
 }
 
-// get a web page into a string
-$fcontents = implode ('', file ('http://www.example.com/'));
+// Another example, let's get a web page into a string.  See also file_get_contents().
+$html = implode ('', file ('http://www.example.com/'));
 ?>
 ]]>
       </programlisting>
@@ -61,7 +64,8 @@ $fcontents = implode ('', file ('http://www.example.com/'));
     <para> 
      See also <function>readfile</function>,
      <function>fopen</function>, <function>fsockopen</function>, and
-     <function>popen</function>.
+     <function>popen</function>, and <function>file_get_contents</function>,
+     and <function>include</function>.
     </para>
    </refsect1>
   </refentry>