header_register_callback
if you want to remove header information about php version (x-powered-by), you can use:
header_remove('x-powered-by');
alternatively, if you don't have php 5.3 installed, you can do the same thing using "header" command:
header('x-powered-by:');
don't forget the ':' character at the end of the string!
header_remove
(PHP 5 >= 5.3.0)
header_remove — Remove previously set headers
Description
void header_remove
([ string
$name
] )Removes an HTTP header previously set using header().
Parameters
-
name -
The header name to be removed.
Note: This parameter is case-insensitive.
Return Values
No value is returned.
Examples
Example #1 Unsetting specific header.
<?php
header("X-Foo: Bar");
header("X-Bar: Baz");
header_remove("X-Foo");
?>
The above example will output something similar to:
X-Bar: Baz
Example #2 Unsetting all previously set headers.
<?php
header("X-Foo: Bar");
header("X-Bar: Baz");
header_remove();
?>
The above example will output something similar to:
Notes
Caution
This function will remove all headers set by PHP, including cookies, session and the X-Powered-By headers.
Note:
Headers will only be accessible and output when a SAPI that supports them is in use.
See Also
- header() - Send a raw HTTP header
- headers_sent() - Checks if or where headers have been sent
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User Contributed Notes
header_remove - [2 notes]
Saeed Khamseh ¶
2 years ago
rwagener11 at gmail dot com ¶
2 years ago
FYI: This function does not support an array or multiple entries
header_remove(array("X-Powered-By","Expires")); // doesn't work
header_remove("X-Powered-By","Expires"); // doesn't work
Spent the time verifying if it was similar to the unset() command which allows.
unset($a,$b);