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| -rw-r--r-- | forth.html.markdown | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/forth.html.markdown b/forth.html.markdown index 04804b60..c60b8d67 100644 --- a/forth.html.markdown +++ b/forth.html.markdown @@ -5,13 +5,14 @@ contributors: filename: learnforth.fs --- -Forth was created by Charles H. Moore in the 70s. +Forth was created by Charles H. Moore in the 70s. It is an imperative, +stack-based language and programming environment, being used in projects +such as Open Firmware. It's also used by NASA. Note: This article focuses predominantly on the Gforth implementation of Forth, but most of what is written here should work elsewhere. ```forth - \ Forth is a low level interactive programming language which is comprised of \ *words*. These are Forth subroutines which are executed once you press \ <Cr>, from left to right. @@ -39,9 +40,9 @@ Forth, but most of what is written here should work elsewhere. . \ 9 ok \ A few more examples of arithmetic -6 7 * . \ 42 ok -1360 23 - . \ 1337 ok -12 12 / . \ 1 ok +6 7 * . \ 42 ok +1360 23 - . \ 1337 ok +12 12 / . \ 1 ok \ ----------------------------- Stack Manipulation ----------------------------- |