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HomeBackend DevelopmentPHP TutorialPHP encapsulation of redis

class MyRedis { private $redis; /** * @param string $host * @param int $post */ public function __construct($host = 'xxxx', $port = 6379) { $this->redis = new Redis(); $this->redis->connect($host, $port); return $this->redis; } /** * 设置值 构建一个字符串 * @param string $key KEY名称 * @param string $value 设置值 * @param int $timeOut 时间 0表示无过期时间 */ public function set($key, $value, $timeOut=0) { $retRes = $this->redis->set($key, $value); if ($timeOut > 0) $redis->expire('$key', $timeOut); return $retRes; } /* * 构建一个集合(无序集合) * @param string $key 集合Y名称 * @param string|array $value 值 */ public function sadd($key,$value){ return $this->redis->sadd($key,$value); } /* * 构建一个集合(有序集合) * @param string $key 集合名称 * @param string|array $value 值 */ public function zadd($key,$value){ return $this->redis->zadd($key,$value); } /** * 取集合对应元素 * @param string $setName 集合名字 */ public function smembers($setName){ return $this->redis->smembers($setName); } /** * 构建一个列表(先进后去,类似栈) * @param sting $key KEY名称 * @param string $value 值 */ public function lpush($key,$value){ echo "$key - $value \n"; return $this->redis->LPUSH($key,$value); } /** * 构建一个列表(先进先去,类似队列) * @param sting $key KEY名称 * @param string $value 值 */ public function rpush($key,$value){ echo "$key - $value \n"; return $this->redis->rpush($key,$value); } /** * 获取所有列表数据(从头到尾取) * @param sting $key KEY名称 * @param int $head 开始 * @param int $tail 结束 */ public function lranges($key,$head,$tail){ return $this->redis->lrange($key,$head,$tail); } /** * HASH类型 * @param string $tableName 表名字key * @param string $key 字段名字 * @param sting $value 值 */ public function hset($tableName,$field,$value){ return $this->redis->hset($tableName,$field,$value); } public function hget($tableName,$field){ return $this->redis->hget($tableName,$field); } /** * 设置多个值 * @param array $keyArray KEY名称 * @param string|array $value 获取得到的数据 * @param int $timeOut 时间 */ public function sets($keyArray, $timeout) { if (is_array($keyArray)) { $retRes = $this->redis->mset($keyArray); if ($timeout > 0) { foreach ($keyArray as $key => $value) { $this->redis->expire($key, $timeout); } } return $retRes; } else { return "Call " . __FUNCTION__ . " method parameter Error !"; } } /** * 通过key获取数据 * @param string $key KEY名称 */ public function get($key) { $result = $this->redis->get($key); return $result; } /** * 同时获取多个值 * @param ayyay $keyArray 获key数值 */ public function gets($keyArray) { if (is_array($keyArray)) { return $this->redis->mget($keyArray); } else { return "Call " . __FUNCTION__ . " method parameter Error !"; } } /** * 获取所有key名,不是值 */ public function keyAll() { return $this->redis->keys('*'); } /** * 删除一条数据key * @param string $key 删除KEY的名称 */ public function del($key) { return $this->redis->delete($key); } /** * 同时删除多个key数据 * @param array $keyArray KEY集合 */ public function dels($keyArray) { if (is_array($keyArray)) { return $this->redis->del($keyArray); } else { return "Call " . __FUNCTION__ . " method parameter Error !"; } } /** * 数据自增 * @param string $key KEY名称 */ public function increment($key) { return $this->redis->incr($key); } /** * 数据自减 * @param string $key KEY名称 */ public function decrement($key) { return $this->redis->decr($key); } /** * 判断key是否存在 * @param string $key KEY名称 */ public function isExists($key){ return $this->redis->exists($key); } /** * 重命名- 当且仅当newkey不存在时,将key改为newkey ,当newkey存在时候会报错哦RENAME * 和 rename不一样,它是直接更新(存在的值也会直接更新) * @param string $Key KEY名称 * @param string $newKey 新key名称 */ public function updateName($key,$newKey){ return $this->redis->RENAMENX($key,$newKey); } /** * 获取KEY存储的值类型 * none(key不存在) int(0) string(字符串) int(1) list(列表) int(3) set(集合) int(2) zset(有序集) int(4) hash(哈希表) int(5) * @param string $key KEY名称 */ public function dataType($key){ return $this->redis->type($key); } /** * 清空数据 */ public function flushAll() { return $this->redis->flushAll(); } /** * 返回redis对象 * redis有非常多的操作方法,我们只封装了一部分 * 拿着这个对象就可以直接调用redis自身方法 * eg:$redis->redisOtherMethods()->keys('*a*') keys方法没封 */ public function redisOtherMethods() { return $this->redis; } }

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The above introduces the PHP encapsulation of redis, including various aspects. I hope it will be helpful to friends who are interested in PHP tutorials.

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