Express.js/TypeScript REST API, Part 1 | Toptal®
![javascript - Error: .post() requires callback functions but got a [object Undefined] not working - Stack Overflow](https://i.stack.imgur.com/1CxE7.png "javascript - Error: .post() requires callback functions but got a [object Undefined] not working - Stack Overflow")
javascript - Error: .post() requires callback functions but got a [object Undefined] not working - Stack Overflow
![Node.js | How to solve: Route.POST() requires callback functions but got a [object Undefined] - DEV Community](https://res.cloudinary.com/practicaldev/image/fetch/s--rA3UqMLF--/c_imagga_scale,f_auto,fl_progressive,h_900,q_auto,w_1600/https://dev-to-uploads.s3.amazonaws.com/uploads/articles/hwllzuar18u1l1y4xgl2.png "Node.js | How to solve: Route.POST() requires callback functions but got a [object Undefined] - DEV Community")
Node.js | How to solve: Route.POST() requires callback functions but got a [object Undefined] - DEV Community
TypeScript Express tutorial #1. Routing, controller, middleware
ExpressJS - Routing
Express routing
![Node.js | How to solve: Route.POST() requires callback functions but got a [object Undefined] - DEV Community](https://res.cloudinary.com/practicaldev/image/fetch/s--_Qi6Bdex--/c_limit%2Cf_auto%2Cfl_progressive%2Cq_auto%2Cw_880/https://dev-to-uploads.s3.amazonaws.com/uploads/articles/4t8xs58ysqzx0o42mid0.png "Node.js | How to solve: Route.POST() requires callback functions but got a [object Undefined] - DEV Community")
Node.js | How to solve: Route.POST() requires callback functions but got a [object Undefined] - DEV Community
Exploring ExpressJS Routing
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![Route.get() requires callback functions but got a [object Undefined] · Issue #40 · gothinkster/node-express-realworld-example-app · GitHub](https://user-images.githubusercontent.com/41604070/221073588-9b185623-1226-4b9e-80a8-8818a58432f3.png "Route.get() requires callback functions but got a [object Undefined] · Issue #40 · gothinkster/node-express-realworld-example-app · GitHub")
Route.get() requires callback functions but got a [object Undefined] · Issue #40 · gothinkster/node-express-realworld-example-app · GitHub
![javascript - Error: .post() requires callback functions but got a [object Undefined] not working - Stack Overflow](https://i.stack.imgur.com/R3rse.png "javascript - Error: .post() requires callback functions but got a [object Undefined] not working - Stack Overflow")
javascript - Error: .post() requires callback functions but got a [object Undefined] not working - Stack Overflow
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![Route.get() requires callback functions but got a [object Undefined] · Issue #40 · gothinkster/node-express-realworld-example-app · GitHub](https://user-images.githubusercontent.com/41604070/221074252-4e6b313f-1566-4f55-a779-390128be6b18.png "Route.get() requires callback functions but got a [object Undefined] · Issue #40 · gothinkster/node-express-realworld-example-app · GitHub")
Route.get() requires callback functions but got a [object Undefined] · Issue #40 · gothinkster/node-express-realworld-example-app · GitHub
Exploring ExpressJS Routing
