header_remove
PHP 5 >= 5.3.0, PHP 7, PHP 8
header_remove - Remove previously set headers
Manual
header_remove(
[string|null$name = null] ): void
Removes an HTTP header previously set using header.
Parameters
- name
-
The header name to be removed. When null, all previously set headers are removed.
Note:
This parameter is case-insensitive.
Return Values
No value is returned.
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.
Changelog
| Version | Description |
| 8.0.0 | name is nullable now. |