function convertToFlagimport { convertToFlag } from "https://deno.land/x/vicis@1.0.0/src/util/convert/to/flag.ts"; convertToFlag(value: any,onEmpty?,onUnParsable?,): booleanParametersvalue: anyoptionalonEmpty = [UNSUPPORTED]optionalonUnParsable = [UNSUPPORTED]Returnsboolean