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authorDimitri Sokolyuk <demon@dim13.org>2017-08-19 12:15:28 +0200
committerDimitri Sokolyuk <demon@dim13.org>2017-08-19 12:15:28 +0200
commit67d25d837ac55f28a366c0a3b262e439a6e75fc3 (patch)
treedf7715c7724c5935ab87c807f3b8b4ef529315e3 /amforth-6.5/common/lib/minus-loop.frt
parente0d6784e89dba33226c0edb815bb974486fa7c48 (diff)
Add AmForth
Diffstat (limited to 'amforth-6.5/common/lib/minus-loop.frt')
-rw-r--r--amforth-6.5/common/lib/minus-loop.frt15
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diff --git a/amforth-6.5/common/lib/minus-loop.frt b/amforth-6.5/common/lib/minus-loop.frt
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+++ b/amforth-6.5/common/lib/minus-loop.frt
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+\ just like +loop but counts
+\ downward for positive numbers.
+
+: -loop ( runtime: x -- )
+ postpone negate postpone +loop
+; immediate
+
+\ use case
+\ : test 0 ?do i . 1 -loop ;
+\ -2 test
+\ prints
+\ 0 -1 -2
+\ be aware that this is not common sense; gforth prints only
+\ 0 -1
+\ \ No newline at end of file