philip Wed Nov 6 20:29:44 2002 EDT
Modified files:
/phpdoc/en/reference/http/functions headers-sent.xml
Log:
Added a couple examples.
Index: phpdoc/en/reference/http/functions/headers-sent.xml
diff -u phpdoc/en/reference/http/functions/headers-sent.xml:1.8
phpdoc/en/reference/http/functions/headers-sent.xml:1.9
--- phpdoc/en/reference/http/functions/headers-sent.xml:1.8 Wed Nov 6 17:10:40
2002
+++ phpdoc/en/reference/http/functions/headers-sent.xml Wed Nov 6 20:29:44 2002
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.8 $ -->
+<!-- $Revision: 1.9 $ -->
<!-- splitted from ./en/functions/http.xml, last change in rev 1.7 -->
<refentry id="function.headers-sent">
<refnamediv>
@@ -34,8 +34,42 @@
</simpara>
</note>
<para>
- See also <function>ob_start</function> and <function>header</function> for a
- more detailed discussion of the matters involved.
+ <example>
+ <title>Examples using <function>headers_sent</function></title>
+ <programlisting role="php">
+<![CDATA[
+<?php
+
+// If no headers are sent, send one
+if (!headers_sent()) {
+ header ('Location: http://www.example.com/');
+ exit;
+}
+
+// An example using the optional file and line parameters, as of PHP 4.3.0
+// Note that $filename and $linenum are passed in for later use.
+// Do not assign them values beforehand.
+if (!headers_sent($filename, $linenum)) {
+ header ('Location: http://www.example.com/');
+ exit;
+
+// You would most likely trigger an error here.
+} else {
+
+ print "Headers already sent in $filename on line $linenum\n";
+ print "Cannot redirect, for now please click this $link instead\n";
+ exit;
+}
+
+?>
+]]>
+ </programlisting>
+ </example>
+ </para>
+ <para>
+ See also <function>ob_start</function>, <function>trigger_error</function>,
+ and <function>header</function> for a more detailed discussion of the
+ matters involved.
</para>
</refsect1>
</refentry>
--
PHP Documentation Mailing List (http://www.php.net/)
To unsubscribe, visit: http://www.php.net/unsub.php
