PHP header() Function
The header() function sends a raw HTTP header to a client.
It is important to notice that header() must be called before any actual output is sent.
Syntax
| Parameter | Description |
|---|---|
| string | Required. Specifies the header string to send |
| replace | Optional. Indicates whether the header should replace previous or add a second header. Default is TRUE (will replace). FALSE (allows multiple headers of the same type) |
| http_response_code | Optional. Forces the HTTP response code to the specified value (available in PHP 4.3 and higher) |
Example
<!DOCTYPE html>
<html>
<head>
<title>header function</title>
</head>
<body>
<?php
// redirect page to google.com
header ('Location: http://www.google.com/');
?>
</body>
</html>
