“app.js 文件包含所有 Express 设置。”
1 2 3 4 5 6 | var app = express(); app.set('port', process.env.PORT || 3000); app.set('view engine', 'ejs'); app.use(morgan('dev')); app.use(express.static(path.join(__dirname, 'public'))); |
1 2 3 4 5 6 | "dependencies": { "express": "*", "ejs": "*", "morgan": "*" } } |
1 | res.render('index', {userCount: userCount}) |
1 | var userbytwo = 0; |
1 | userbytwo = userbytwo + 2; |
1 | res.render('index', {userCount: userCount, userbytwo: userbytwo}); |
1 2 3 4 5 6 7 8 9 10 | var userCount = 0; var userbytwo = 0; /* added var definition for userbytwo here */ app.get('/', function(req, res){ userCount = userCount + 1; /* add statement to increment userbytwo by two here */ userbytwo = userbytwo + 2; res.render('index', {userCount: userCount, userbytwo: userbytwo}); /* updated this line */ }); |
1 2 | <p>The user count in my nodejs application is: <%= userCount %></p> <p>The user by two count in my nodejs application is: <%= userbytwo %></p> |
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