redis客户端一次性批量读入multiple keys对应的值可以减少网络操作。代码如下:
const redis = require("redis");
const client = redis.createClient();
client.on("error", function(error) {
console.error(error);
});
client.set("key1", "value1", redis.print);
client.set("key2", "value2", redis.print);
client.mget(["key1", "key2", "key3"], function(err, reply) {
if (err) {
console.log(err)
} else {
console.log(reply)
}
});
输出:
Reply: OK
Reply: OK
[ 'value1', 'value2', null ]
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