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nairihar/map_any_key_data_array_using_object.js

Last active July 1, 2018 15:17
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JavaScript series, part 2, Map, medium
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map_any_key_data_array_using_object.js
const obj = {};
const arr1 = [];
const arr2 = [];
obj[arr1] = 1;
obj[arr2] = 2;
console.log(obj);
// {"": 2}
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