package main import ( "net/http" "github.com/labstack/echo" "github.com/labstack/echo/middleware" ) var ( users = []string{"Joe", "Veer", "Zion"} ) func getUsers(c echo.Context) error { return c.JSON(http.StatusOK, users) } func main() { e := echo.New() e.Use(middleware.Logger()) e.Use(middleware.Recover()) // CORS default // Allows requests from any origin wth GET, HEAD, PUT, POST or DELETE method. // e.Use(middleware.CORS()) // CORS restricted // Allows requests from any `https://labstack.com` or `https://labstack.net` origin // wth GET, PUT, POST or DELETE method. e.Use(middleware.CORSWithConfig(middleware.CORSConfig{ AllowOrigins: []string{"https://labstack.com", "https://labstack.net"}, AllowMethods: []string{echo.GET, echo.PUT, echo.POST, echo.DELETE}, })) e.GET("/api/users", getUsers) e.Logger.Fatal(e.Start(":1323")) }