Const
How an answer of the HappensBeforeQuery is keyed: the two criteria it was asked about, so that both the executor writing an answer and anyone reading one spell the key the same way.
The two criteria a key was built from.
Readonly
The key the answer for a and b is stored under.
a
b
How an answer of the HappensBeforeQuery is keyed: the two criteria it was asked about, so that both the executor writing an answer and anyone reading one spell the key the same way.