Constructor ExpressionFunction

Initializes the entry.

public ExpressionFunction(string name, string category, string signature, string description, string? example, string? refusalCode = null)

name string: The function name as typed.
category string: The category heading.
signature string: The signature shown beside the name.
description string: One sentence.
example string: An expression that evaluates without fields or parameters, or null when the function needs a data scope.
refusalCode string: The engine's diagnostic code when it refuses the function, or null when it is implemented.