Answers for "map() ;"

1

map()

const myMap = new Map();
let userid = 1314124141;

myMap.set('veri_' + userid, 1) // set
myMap.set('veri_' + userid, myMap.get('veri_' + userid) + 1) // push

console.log(myMap.get('veri_' + userid)) // output: 3
Posted by: Guest on February-03-2022
0

map function

const ratings = watchList.map(item => ({
  title: item["Title"],
  rating: item["imdbRating"]
}));
Posted by: Guest on November-18-2021

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