Routing
Route Methods
app.get("/users", (req, res) => { res.send("GET Users"); });
app.post("/users", (req, res) => { res.send("POST User"); });
app.put("/users/:id", (req, res) => { res.send(`PUT User ${req.params.id}`); });
app.delete("/users/:id", (req, res) => { res.send(`DELETE User ${req.params.id}`); });Route Paths
Route Parameters
app.get("/users/:id", (req, res) => {
res.send(`User ID: ${req.params.id}`);
});Query Strings
Headers
2. Static Serving
3. Middleware
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