Function isStringObject

codebase/sources/dhtmlxscheduler.js:1446–1448

(obj)

    }
  }
  function isStringObject(obj) {
    return obj && typeof obj === "object" && Function.prototype.toString.call(obj.constructor) === "function String() { [native code] }";
  }
  function isNumberObject(obj) {
    return obj && typeof obj === "object" && Function.prototype.toString.call(obj.constructor) === "function Number() { [native code] }";
  }