## Cache ``` // 获取缓存对象，约等于 Cache cache() // 注意 5.8 缓存单位为「秒」，之前版本为「分」 Cache::put('key', 'value', $seconds); // 未设置过期时间将永久有效 Cache::put('key', 'value'); Cache::add('key', 'value', $seconds); Cache::forever('key', 'value'); Cache::sear('key', function(){ return 'value' }); Cache::remember('key', $seconds, function(){ return 'value' }); Cache::rememberForever('key', function(){ return 'value' }); Cache::forget('key'); Cache::has('key'); Cache::get('key'); Cache::get('key', 'default'); Cache::get('key', function(){ return 'default'; }); // 取到数据之后再删除它 Cache::pull('key'); // 清空所有缓存 Cache::flush(); Cache::increment('key'); Cache::increment('key', $amount); Cache::decrement('key'); Cache::decrement('key', $amount); Cache::tags('my-tag')->put('key','value', $seconds); Cache::tags('my-tag')->has('key'); Cache::tags('my-tag')->get('key'); Cache::tags(['people', 'artists'])->put('John', $john, $seconds); Cache::tags('my-tag')->forget('key'); Cache::tags('my-tag')->flush(); Cache::tags(['people', 'authors'])->flush(); Cache::section('group')->put('key', $value); Cache::section('group')->get('key'); Cache::section('group')->flush(); Cache::tags(['people', 'artists'])->put('John', $john, $seconds); // 辅助函数 cache('key'); cache(['key' => 'value'], $seconds); cache(['key' => 'value'], now()->addMinutes(10)); cache()->remember('users', $seconds, function() { return User::all(); }); // 指定缓存存储 Cache::store('file')->get('foo'); Cache::store('redis')->put('name', 'Jack', 600); // 10 分钟 // 事件 'Illuminate\Cache\Events\CacheHit' => ['App\Listeners\LogCacheHit',], 'Illuminate\Cache\Events\CacheMissed' => ['App\Listeners\LogCacheMissed',], 'Illuminate\Cache\Events\KeyForgotten' => ['App\Listeners\LogKeyForgotten',], 'Illuminate\Cache\Events\KeyWritten' => ['App\Listeners\LogKeyWritten',], ```