| Feature | Go HTTP Server | Express Server (Node.js) |
|---|---|---|
| Setup | Minimal, built-in net/http package |
Requires express package installation |
| Port | Can specify, e.g., :8080 |
Can specify, e.g., 3000 |
| Routing | Uses http.HandleFunc() |
Uses app.get(), app.post(), etc. |
| Dependency | None, part of Go standard library | Needs express package |
| Performance | Often faster for simple HTTP handling | Slightly slower but highly flexible |
| Feature | Go JSON Response Example | Express JSON Response Example |
|---|---|---|
| Library/Package | encoding/json |
express |
| Response Method | json.NewEncoder(w).Encode(response) |
res.json(data) |
| Struct Fields | Must be exported (capitalized) | Automatically uses object properties |
| Error Handling | Manual error checking when encoding JSON | Automatic error handling and response management |