Skip to content

Add pathvalue example to README and implement PathValue handler. #985

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Aug 15, 2025
Merged

Add pathvalue example to README and implement PathValue handler. #985

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions _examples/README.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ chi examples
* [router-walk](https://github.com/go-chi/chi/blob/master/_examples/router-walk/main.go) - Print to stdout a router's routes
* [todos-resource](https://github.com/go-chi/chi/blob/master/_examples/todos-resource/main.go) - Struct routers/handlers, an example of another code layout style
* [versions](https://github.com/go-chi/chi/blob/master/_examples/versions/main.go) - Demo of `chi/render` subpkg
* [pathvalue](https://github.com/go-chi/chi/blob/master/_examples/pathvalue/main.go) - Demonstrates `PathValue` usage for retrieving URL parameters


## Usage
Expand Down
25 changes: 25 additions & 0 deletions _examples/pathvalue/main.go
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -0,0 +1,25 @@
package main

import (
"fmt"
"net/http"

"github.com/go-chi/chi/v5"
)

func main() {
r := chi.NewRouter()

// Registering a handler that retrieves a path parameter using PathValue
r.Get("/users/{userID}", pathValueHandler)

http.ListenAndServe(":3333", r)
}

// pathValueHandler retrieves a URL parameter using PathValue and writes it to the response.
func pathValueHandler(w http.ResponseWriter, r *http.Request) {
userID := r.PathValue("userID")

// Respond with the extracted userID
w.Write([]byte(fmt.Sprintf("User ID: %s", userID)))
}