(PHP 5 >= 5.3.0, PHP 7)
Remove previously set headers
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.
Returns:
No value is returned.
Notes:
Headers will only be accessible and output when a SAPI that supports them is in use.
Examples:
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
Unsetting all previously set headers.
<?php
header("X-Foo: Bar");
header("X-Bar: Baz");
header_remove();
?>
The above example will output something similar to:
See also:
header() -
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