`19f70d`

Subject: ISURL
Category: value
Formula: =ISURL("https://example.com")
Canonical: true

Owning divergences (1)

DV-0038 excel, formulas, hyperformula, ironcalc, lattice, libreoffice, pycel: function not implemented — ENCODEURL, ISURL
missing-function excelformulashyperformulaironcalclatticelibreofficepycel

Per-engine results

matches canonical diverges no fixture

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