Quick Start & Node.js database connection redis redis Basic Operation

redis key-value for the high-speed read and write database

• read get key
• write set key value
• Search key keys *
• delete del key

Node.js connection Redis of Demo

• asl s init
• npm install redis --save

	const redis = require('redis');
	// 创建客户端
	const redisClient = redis.createClient({
		host: '127.0.0.1',
		port: 6379,
		password: 自己填
	});
	redisClient.on('error', err => {
		console.error(err);
	});
	// 测试
	redisClient.set('myName', 'zhangSan', redis.print);
	// 注意这里的回调是异步
	redisClient.get('myName', (err, val) => {
		if (err) {
			console.error(err);
			return;
		}
		// 打印值并退出redisClient
		console.log(val);
		redisClient.quit();		
	});