`unique-all-identical`

Subject: UNIQUE
Category: value
Formula: =UNIQUE(A1:A3)
Canonical: 5

Per-engine results

matches canonical diverges no fixture

Engine	Verdict	Value
gsheets	match	[object Object]
excel	match	[object Object]
lattice	match	5
ironcalc	diverge	#NAME?
hyperformula	diverge	#NAME?
libreoffice	diverge	—
formulas	match	5
pycel	diverge	#NAME?