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author_ov4 <ov4@ov4.org>2026-10-22 15:20:26 +0000
committer_ov4 <ov4@ov4.org>2026-10-22 15:20:26 +0000
commit9ef1cc2424e5afa21d3980b56046f5fb71bff89f (patch)
tree7b1fff9f3114601e3fa7a29ecc9e31481a4bccf6 /doc/language/function/cpsc-function-num_to_str.7.md
parent5c491c54a22044ef1570c3fb709e14264e367fb1 (diff)
feat(output)!: print REAL values in shortest round-trip form
OUTPUT and NUM_TO_STR now share Python repr formatting instead of %f. BREAKING CHANGE: REAL output changes from six fixed decimals (2.500000) to the shortest round-trip text (2.5). Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
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1 files changed, 1 insertions, 1 deletions
diff --git a/doc/language/function/cpsc-function-num_to_str.7.md b/doc/language/function/cpsc-function-num_to_str.7.md
index 39b6890..8e895ee 100644
--- a/doc/language/function/cpsc-function-num_to_str.7.md
+++ b/doc/language/function/cpsc-function-num_to_str.7.md
@@ -14,7 +14,7 @@ NUM_TO_STR(number : INTEGER or REAL) RETURNS STRING
Provided by the standard string library, loaded and linked by default.
-Format INTEGER as signed decimal text and REAL with six digits after the decimal point.
+Format INTEGER as signed decimal text and REAL in the same shortest round-trip form that OUTPUT prints. The text is the shortest decimal text that reads back as the same value (as Python's `repr`): fixed notation with at least one fractional digit when 1e-4 <= |x| < 1e16 (`2.0`, `87.5`, `0.0001`), otherwise scientific notation with an exponent of at least two digits (`1e-07`, `1.5e-07`, `1e+16`); special values print as `-0.0`, `inf`, `-inf` and `nan`.
# EXAMPLE