diff --git a/reference/strings/functions/strtok.xml b/reference/strings/functions/strtok.xml
index dcfe7b3118..2f6045eceb 100644
--- a/reference/strings/functions/strtok.xml
+++ b/reference/strings/functions/strtok.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
   <refentry id="function.strtok">
    <refnamediv>
@@ -28,7 +28,8 @@
 $string = "This is\tan example\nstring";
 /* Use tab and newline as tokenizing characters as well  */
 $tok = strtok($string, " \n\t");
-while ($tok) {
+
+while ($tok !== false) {
     echo "Word=$tok<br />";
     $tok = strtok(" \n\t");
 }
@@ -94,10 +95,7 @@ var_dump($first_token, $second_token);
       </screen>
      </example>
     </para>
-    <para>
-     Also be careful that your tokens may be equal to "0". This
-     evaluates to &false; in conditional expressions.
-    </para>
+    &return.falseproblem;
     <para>
      See also <function>split</function> and
      <function>explode</function>.