function _isLuhnAlgoimport { _isLuhnAlgo } from "https://deno.land/x/valibot@v0.2.0-to-json-schema/src/utils/index.ts"; _isLuhnAlgo(input: string): booleanChecks whether a string with numbers corresponds to the luhn algorithm. Parametersinput: stringThe input to be checked. ReturnsbooleanWhether input is valid.