date

`8b84e8`

Subject: ISOWEEKNUM
Category: value
Formula: =ISOWEEKNUM("2023-01-01")
Canonical: 52

Owning divergences (2)

DV-0004 libreoffice, pycel: function not implemented — ACOTH, ARABIC, BINOM.INV (+27 more)
missing-function libreofficepycel
DV-0012 hyperformula: different error code — DATEDIF, DATEVALUE, DAYS (+8 more)
error-code hyperformula

Per-engine results

matches canonical diverges no fixture

Engine	Verdict	Value
gsheets	match	52
excel	match	52
lattice	match	52
ironcalc	match	52
hyperformula	diverge	#VALUE!
libreoffice	diverge	#NAME?
formulas	match	52
pycel	diverge	#NAME?