nodejs $ PORT = 4000 node app.js 报错

Question

$ PORT = 4000 node app.js

bash: PORT: command not found

如上怎么解决

代码如下：

var express = require('express');

var port = process.env.PORT || 3000;

var app = express();

app.set('views','./views');

app.set('view engine','jade');

app.listen(port);

console.log(port);

Answer 1

windows平台的node env设置不太一样，参考下stackoverflow