Map Function Javascript Es6
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Map Function Javascript Es6
Which works perfectly fine, however if i were to change it to es5. The javascript es6 has introduced two new data structures, i.e map and weakmap. Var rating = watchlist.map(e => ({ title:
Map object is introduced in the es6 standard of javascript. Use the array’s.sort () function. Mapping an array of numbers to an array of square roots.
Get() gets the value for a key in a map:
This function returns value if the key is matched or returns undefined if the key is not found. A map object iterates entries, keys, and values in the order of entry insertion. Delete() removes a map element specified by the key: Set() sets the value for a key in a map:
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