安装
开始在 PHP 中使用 Redis 前, 我们需要确保已经安装了 redis 服务及 PHP redis 驱动,且你的机器上能正常使用 PHP。 接下来让我们安装 PHP redis 驱动:下载地址为:https://github.com/phpredis/phpredis/releases。
PHP安装redis扩展
以下操作需要在下载的 phpredis 目录中完成:
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| $ wget https://github.com/phpredis/phpredis/archive/3.1.4.tar.gz $ cd phpredis-3.1.4 # 进入 phpredis 目录 $ /usr/local/php/bin/phpize # php安装后的路径 $ ./configure --with-php-config=/usr/local/php/bin/php-config $ make && make install
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修改php.ini文件
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| vi /usr/local/php/lib/php.ini
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增加如下内容:
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| extension_dir = "/usr/local/php/lib/php/extensions/no-debug-zts-20090626"
extension=redis.so
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安装完成后重启php-fpm 或 apache。查看phpinfo信息,就能看到redis扩展。
连接到 redis 服务
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| <?php $redis = new Redis(); $redis->connect('127.0.0.1', 6379); echo "Connection to server successfully"; echo "Server is running: " . $redis->ping(); ?>
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执行脚本,输出结果为:
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| Connection to server sucessfully Server is running: PONG
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Redis PHP String(字符串) 实例
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| <?php $redis = new Redis(); $redis->connect('127.0.0.1', 6379); echo "Connection to server successfully"; $redis->set("tutorial-name", "Redis tutorial"); echo "Stored string in redis:: " . $redis->get("tutorial-name"); ?>
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执行脚本,输出结果为:
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| Connection to server sucessfully Stored string in redis:: Redis tutorial
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Redis PHP List(列表) 实例
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| <?php $redis = new Redis(); $redis->connect('127.0.0.1', 6379); echo "Connection to server successfully"; $redis->lpush("tutorial-list", "Redis"); $redis->lpush("tutorial-list", "Mongodb"); $redis->lpush("tutorial-list", "Mysql"); $arList = $redis->lrange("tutorial-list", 0 ,5); echo "Stored string in redis"; print_r($arList); ?>
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执行脚本,输出结果为:
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| Connection to server sucessfully Stored string in redis Mysql Mongodb Redis
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Redis PHP Keys 实例
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| <?php $redis = new Redis(); $redis->connect('127.0.0.1', 6379); echo "Connection to server successfully"; $arList = $redis->keys("*"); echo "Stored keys in redis:: "; print_r($arList); ?>
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执行脚本,输出结果为:
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| Connection to server sucessfully Stored string in redis:: tutorial-name tutorial-list
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参考:https://www.runoob.com/redis/redis-php.html