`number-concat-number`

Subject: op:&
Category: value
Formula: =1&2
Canonical: 12

Per-engine results

matches canonical diverges no fixture

Engine	Verdict	Value
gsheets	match	[object Object]
excel	match	[object Object]
lattice	match	12
ironcalc	match	12
hyperformula	match	12
libreoffice	diverge	—
formulas	match	12
pycel	diverge	#NAME?