racket/collects/web-server/default-web-root/htdocs/servlets/examples/count.rkt
2010-12-07 14:14:49 -07:00

21 lines
648 B
Racket

#lang racket/base
(require racket/date
web-server/http)
(provide (all-defined-out))
(define interface-version 'v1)
(define timeout +inf.0)
(define count 0)
(define a-date (date->string (seconds->date (current-seconds)) #t))
(define (start initial-request)
(define other-count 0)
(set! other-count (add1 other-count))
(set! count (add1 count))
(response/xexpr
`(html (head (title "Counter"))
(body ([bgcolor "white"])
(p "This servlet was called " ,(number->string count)
" times and " ,(number->string other-count)
" times since loaded on " ,a-date ".")))))