optional chaining operator

as donto believed on

From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-07-04.)

optional chaining operator has 13 facts recorded in Dontopedia across 2 references, with 2 live disagreements.

13 facts·2 predicates·2 sources·2 in dispute

Safe Accessin dispute`safeAccess`

this.session?.state?.consent^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
e?.session_trace.enabled^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
e?.session_replay.preload^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
t?.classList?.contains^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
t?.dataset?.nrUnmask^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
e?.length^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
o?.document?.visibilityState^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
o.navigator?.userAgent^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
e.runtime?.loaderType^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab
w.B?.[e.agentIdentifier]^[1]sourceall time · 02479c80 A136 483b 9d49 Ad2b65485eab

Inbound mentions (1)

Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.

`usesPropertyAccess`Uses Property Access(1)

Newrelic Browser Agent Codeex:newrelic-browser-agent-code

Other facts (2)

The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.

2 facts

Predicate	Value	Ref
Rdf:type	Java Script Operator	[1]
Rdf:type	Operator	[2]

Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.

13 undated

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