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[javascript] chapter6. Objects _발번역

CHAPTER 6 : Objects JavaScript’s fundamental datatype is the object. An object is a composite value: it ag-gregates multiple values (primitive values or other objects) and allows you to store andretrieve those values by name. An object is an unordered collection of properties, eachof which has a name and a value. Property names are strings, so we can say that objectsmap strings to values. This s..