7Search.ccecmascript modulesecmascript modulesecmascript modules vs commonjsfrom non ecmascript modulewhat is an ecmascriptecmascript versions and featuresecmascript 1.0basic concept of ecmascriptwhat is ecmascript in javascriptecmascript 2015+ecmascript 6+what is ecmascript in jswhich ecmascript version to use