Method _checkValuesToStringsSettings

src/AutoNumeric.js:2400–2402

* Static helper for checking if the given `key` is found in the settings' `valuesToStrings` option object. * * @param {number|string} key * @param {object} settings * @returns {boolean} * @private

(key, settings)

     * @private
     */
    static _checkValuesToStringsSettings(key, settings) {
        return this._checkValuesToStringsArray(key, Object.keys(settings.valuesToStrings));
    }

    /**
     * Static helper for checking if the given `value` is found in the settings' `valuesToStrings` option object.