Method handleOption

js/src/base/Exchange.js:5608–5611

(methodName, optionName, defaultValue = undefined)

        return [value2, params];
    }
    handleOption(methodName, optionName, defaultValue = undefined) {
        const res = this.handleOptionAndParams({}, methodName, optionName, defaultValue);
        return this.safeValue(res, 0);
    }
    handleMarketTypeAndParams(methodName, market = undefined, params = {}, defaultValue = undefined) {
        /**
         * @ignore