Question

Error : TypeError: Cannot read property 'createChannel' of undefined

> Blockquote

Blockquote

    var amqp = require('amqplib/callback_api');        
        amqp.connect('amqp://localhost', function(err, conn) {
          conn.createChannel(function(err, ch) {
            var q = 'hello';        
            ch.assertQueue(q, {durable: false});
            console.log(" [*] Waiting for messages in %s. To exit press CTRL+C", q);
            ch.consume(q, function(msg) {
              console.log(" [x] Received %s", msg.content.toString());
            }, {noAck: true});
          });
        });

var amqp = require('amqplib/callback_api');    
        amqp.connect('amqp://localhost', function(err, conn) {         
          conn.createChannel(function(err, ch) {
            var q = 'hello';
            var msg = 'Hello World!';        
            ch.assertQueue(q, {durable: false});
            // Note: on Node 6 Buffer.from(msg) should be used
            ch.sendToQueue(q, new Buffer(msg));
            console.log(" [x] Sent %s", msg);
          });

        });

TypeError：无法读取未定义的属性'createChannel' 在D：\ samadhan \ Projects \ RabbitMQ \ sender.js：7：8 在D：\ samadhan \ Projects \ RabbitMQ \ node_modules \ amqplib \ callback_api.js：16：10 在套接字。（D：\ samadhan \ Projects \ RabbitMQ \ node_modules \ amqplib \ lib \ connect.js：187：18）在Object.onceWrapper（events.js：324：30）在emitOne上（events.js：125：13）在Socket.emit（events.js：221：7）在emitErrorNT上（internal / streams / destroy.js：64：8）在_combinedTickCallback（内部/进程/next_tick.js:138:11）在process._tickCallback（internal / process / next_tick.js：180：9）

    D:\samadhan\Projects\RabbitMQ>enter code here

如何在nodejs中实现rabbitmq

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