method Node.isParameterDeclarationimport { Node } from "https://deno.land/x/fresh@1.5.3/src/dev/deps.ts"; isParameterDeclaration(node: Node | undefined): node is ParameterDeclarationGets if the node is a ParameterDeclaration. Gets if the node is a ParameterDeclaration. Parametersnode: Node | undefined Node to check. Returnsnode is ParameterDeclaration