added example to ciel()

git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@37485 c90b9560-bf6c-de11-be94-00142212c4b1

functions/math.xml

@@ -318,11 +318,17 @@ $binary = base_convert ($hexadecimal, 16, 2);
       <paramdef>float <parameter>number</parameter></paramdef>
      </funcprototype>
     </funcsynopsis>
-    <simpara>
+    <para>
      Returns the next highest integer value from
      <parameter>number</parameter>. Using <function>ceil</function>
      on integers is absolutely a waste of time.
-    </simpara>
+     <informalexample>
+      <programlisting role="php">
+$x = ceil(4.25); 
+//  which would make $x=5
+      </programlisting>
+     </informalexample>
+    </para>
     <simpara>
      NOTE: PHP/FI 2's <function>ceil</function> returned a
      float. Use: <literal>$new = (double)ceil($number);</literal> to