本文整理汇总了PHP中Psr\Cache\CacheItemInterface::hasChanged方法的典型用法代码示例。如果您正苦于以下问题：PHP CacheItemInterface::hasChanged方法的具体用法？PHP CacheItemInterface::hasChanged怎么用？PHP CacheItemInterface::hasChanged使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Psr\Cache\CacheItemInterface的用法示例。
在下文中一共展示了CacheItemInterface::hasChanged方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的PHP代码示例。
示例1: save
/**
* {@inheritdoc}
*/
public function save(CacheItemInterface $item)
{
if (!$item instanceof Item) {
throw new InvalidArgumentException('MatthiasMullie\\Scrapbook\\Psr6\\Pool can only save
MatthiasMullie\\Scrapbook\\Psr6\\Item objects');
}
if (!$item->hasChanged()) {
/*
* If the item didn't change, we don't have to re-save it. We do,
* however, need to check if the item actually holds a value: if it
* does, it should be considered "saved" (even though nothing has
* changed, the value for this key is in cache) and if it doesn't,
* well then nothing is in cache.
*/
return $item->get() !== null;
}
$expire = $item->getExpiration();
return $this->store->set($item->getKey(), $item->get(), $expire);
}