Pre-Scheme - Programming language

Pre-Scheme is a programming language created in 1986 by Richard Kelsey and Jonathan Rees.

#2761on PLDB

38Years Old

Download source code:

git clone https://codeberg.org/prescheme/prescheme.git

Pre-Scheme is a statically typed dialect of the Scheme programming language, combining the flexibility of Scheme with the efficiency and low-level machine access of C.

Tags: programming language
Read more about Pre-Scheme on the web: 1.

Example from the web:

   ;;; hello: an example Pre-Scheme program
   (define (main argc argv)
   (if (= argc 2)
       (let ((out (current-output-port)))
           (write-string "Hello, world, " out)
           (write-string (vector-ref argv 1) out)
           (write-char #\! out)
           (newline out)
           0)
       (let ((out (current-error-port)))
           (write-string "Usage: " out)
           (write-string (vector-ref argv 0) out)
           (write-string " <user>" out)
           (newline out)
           (write-string "  Greets the world & <user>." out)
           (newline out)
           1)))