Remove previously set headers
Syntax
header_remove(?string $name = null): void
Parameters
nameThe header name to be removed. When null, all previously set headers are removed.
Note: This parameter is case-insensitive.
Return
No value is returned.
Examples
1 · null
<?
header("My-Header-1: Test");
header("My-Header-2: Test");
header("My-Header-3: Test");
header_remove();
print_r(headers_list());
?>Array ( )
2 · name
<?
header("My-Header-1: Test");
header("My-Header-2: Test");
header("My-Header-3: Test");
$name = "My-Header-2";
header_remove($name);
print_r(headers_list());
?>Array
(
[0] => My-Header-1: Test
[1] => My-Header-3: Test
)
