本文整理匯總了PHP中Symfony\Component\HttpFoundation\HeaderBag::getCacheControlDirective方法的典型用法代碼示例。如果您正苦於以下問題：PHP HeaderBag::getCacheControlDirective方法的具體用法？PHP HeaderBag::getCacheControlDirective怎麽用？PHP HeaderBag::getCacheControlDirective使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類Symfony\Component\HttpFoundation\HeaderBag的用法示例。
在下文中一共展示了HeaderBag::getCacheControlDirective方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的PHP代碼示例。
示例1: getMaxAge
/**
* Sets the number of seconds after the time specified in the response's Date
* header when the the response should no longer be considered fresh.
*
* First, it checks for a s-maxage directive, then a max-age directive, and then it falls
* back on an expires header. It returns null when no maximum age can be established.
*
* @return integer|null Number of seconds
*/
public function getMaxAge()
{
if ($age = $this->headers->getCacheControlDirective('s-maxage')) {
return $age;
}
if ($age = $this->headers->getCacheControlDirective('max-age')) {
return $age;
}
if (null !== $this->getExpires()) {
return $this->getExpires()->format('U') - $this->getDate()->format('U');
}
return null;
}示例2: testCacheControlDirectiveOverrideWithReplace
public function testCacheControlDirectiveOverrideWithReplace()
{
$bag = new HeaderBag(array('cache-control' => 'private, max-age=100'));
$bag->replace(array('cache-control' => 'public, max-age=10'));
$this->assertTrue($bag->hasCacheControlDirective('public'));
$this->assertTrue($bag->getCacheControlDirective('public'));
$this->assertTrue($bag->hasCacheControlDirective('max-age'));
$this->assertEquals(10, $bag->getCacheControlDirective('max-age'));
}