import * as denoClassValidator from "https://deno.land/x/deno_class_validator@v1.0.0/src/decorator/string/IsISIN.ts"; VariablesvIS_ISINFunctionsfisISINChecks if the string is an ISIN (stock/security identifier). If given value is not a string, then it returns false. fIsISINChecks if the string is an ISIN (stock/security identifier). If given value is not a string, then it returns false.