fiber/docs/api/middleware/rewrite.md

id, title

id	title
rewrite	Rewrite

Rewrite middleware rewrites the URL path based on provided rules. It can be helpful for backward compatibility or just creating cleaner and more descriptive links.

Signatures

func New(config ...Config) fiber.Handler

Examples

package main

import (
  "github.com/gofiber/fiber/v2"
  "github.com/gofiber/fiber/v2/middleware/rewrite"
)

func main() {
  app := fiber.New()
  
  app.Use(rewrite.New(rewrite.Config{
    Rules: map[string]string{
      "/old":   "/new",
      "/old/*": "/new/$1",
    },
  }))
  
  app.Get("/new", func(c *fiber.Ctx) error {
    return c.SendString("Hello, World!")
  })
  app.Get("/new/*", func(c *fiber.Ctx) error {
    return c.SendString("Wildcard: " + c.Params("*"))
  })
  
  app.Listen(":3000")
}

Test:

curl http://localhost:3000/old
curl http://localhost:3000/old/hello