HttpResponse
PHP Manual

HttpResponse::setCacheControl

(PECL pecl_http >= 0.10.0)

HttpResponse::setCacheControl — Set cache control

Description

static bool HttpResponse::setCacheControl ( string $control [, int $max_age = 0 [, bool $must_revalidate = true ]] )

Define a custom Cache-Control header, usually being private or public;

Parameters

control

the primary cache control setting

max_age

the max-age in seconds, suggesting how long the cache entry is valid on the client side

must_revalidate

whether the cached entity should be revalidated by the client for every request

Return Values

Returns TRUE on success, or FALSE if control does not match one of public, private or no-cache.

See Also

HttpResponse
PHP Manual