httprouter是一个高可用的http路由请求库。路由器通过请求方法和路径来匹配传入的请求。如果为该路径和方法注册了句柄，路由器会将请求委托给该函数。对于方法GET、POST、PUT、PATCH、DELETE和OPTIONS，存在注册句柄的快捷功能，对于所有其他方法路由器。可以使用手柄。
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| package main
import (
"fmt"
"github.com/julienschmidt/httprouter"
"net/http"
"log"
)
func Index(w http.ResponseWriter, r *http.Request, _ httprouter.Params) {
fmt.Fprint(w, "Welcome!\n")
}
func Hello(w http.ResponseWriter, r *http.Request, ps httprouter.Params) {
fmt.Fprintf(w, "hello, %s!\n", ps.ByName("name"))
}
func main() {
router := httprouter.New()
router.GET("/", Index)
router.GET("/hello/:name", Hello)
log.Fatal(http.ListenAndServe(":8080", router))
}
|