Object.fromEntries takes a list of key-value pairs, such as that produced by
Object.entries, and returns a new object whose properties are given by those entries. Its argument iterable is expected to be an object that implements an @@iterator method, that returns an iterator object, that produces a two element array-like object, whose first element is a value that will be used as a property key, and whose second element is the value to associate with that property key.
fromEntries method is called with argument iterable, the following steps are taken:
A CreateDataPropertyOnObject function is an anonymous built-in function. When a CreateDataPropertyOnObject function is called with arguments key and value, the following steps are taken:
© 2019 Darien Maillet Valentine, Jordan Harband, Kevin Gibbons
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