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vendor/topthink/framework/src/think/contract/CacheHandlerInterface.php

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+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2021 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+declare (strict_types = 1);
+
+namespace think\contract;
+
+/**
+ * 缓存驱动接口
+ */
+interface CacheHandlerInterface
+{
+    /**
+     * 判断缓存
+     * @access public
+     * @param string $name 缓存变量名
+     * @return bool
+     */
+    public function has($name);
+
+    /**
+     * 读取缓存
+     * @access public
+     * @param string $name    缓存变量名
+     * @param mixed  $default 默认值
+     * @return mixed
+     */
+    public function get($name, $default = null);
+
+    /**
+     * 写入缓存
+     * @access public
+     * @param string            $name   缓存变量名
+     * @param mixed             $value  存储数据
+     * @param integer|\DateTime $expire 有效时间（秒）
+     * @return bool
+     */
+    public function set($name, $value, $expire = null);
+
+    /**
+     * 自增缓存（针对数值缓存）
+     * @access public
+     * @param string $name 缓存变量名
+     * @param int    $step 步长
+     * @return false|int
+     */
+    public function inc(string $name, int $step = 1);
+
+    /**
+     * 自减缓存（针对数值缓存）
+     * @access public
+     * @param string $name 缓存变量名
+     * @param int    $step 步长
+     * @return false|int
+     */
+    public function dec(string $name, int $step = 1);
+
+    /**
+     * 删除缓存
+     * @access public
+     * @param string $name 缓存变量名
+     * @return bool
+     */
+    public function delete($name);
+
+    /**
+     * 清除缓存
+     * @access public
+     * @return bool
+     */
+    public function clear();
+
+    /**
+     * 删除缓存标签
+     * @access public
+     * @param array $keys 缓存标识列表
+     * @return void
+     */
+    public function clearTag(array $keys);
+
+}