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package main
import (
func main() {
app := iris.New()
customLogger := logger.New(logger.Config{
// Status displays status code
Status: true,
// IP displays request's remote address
IP: true,
// Method displays the http method
Method: true,
// Path displays the request path
Path: true,
// Query appends the url query to the Path.
Query: true,
//Columns: true,
// if !empty then its contents derives from `ctx.Values().Get("logger_message")
// will be added to the logs.
MessageContextKeys: []string{"logger_message"},
// if !empty then its contents derives from `ctx.GetHeader("User-Agent")
MessageHeaderKeys: []string{"User-Agent"},
h := func(ctx iris.Context) {
ctx.Writef("Hello from %s", ctx.Path())
app.Get("/", h)
app.Get("/1", h)
app.Get("/2", h)
// http errors have their own handlers, therefore
// registering a middleare should be done manually.
app.OnErrorCode(404 ,customLogger, func(ctx iris.Context) {
ctx.Writef("My Custom 404 error page ")
// or catch all http errors:
app.OnAnyErrorCode(customLogger, func(ctx iris.Context) {
// this should be added to the logs, at the end because of the `logger.Config#MessageContextKey`
"a dynamic message passed to the logs")
ctx.Writef("My Custom error page")
// http://localhost:8080
// http://localhost:8080/1
// http://localhost:8080/2
// http://lcoalhost:8080/notfoundhere
// see the output on the console.
app.Run(iris.Addr(":8080"), iris.WithoutServerError(iris.ErrServerClosed))
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