method Node.prototype.appendWhitespaceimport { Node } from "https://dotland.deno.dev/x/fresh@1.1.5/src/dev/deps.ts"; appendWhitespace(textOrWriterFunction: string | WriterFunction): voidAppends the specified whitespace to current node. Appends the specified whitespace to current node. ParameterstextOrWriterFunction: string | WriterFunction Text or writer function. Returnsvoid