showing results for - "javascript find matching elements in two arrays"
Juana
04 May 2018
1const intersection = array1.filter(element => array2.includes(element));
Joshua
11 Jul 2017
1let firstArray = ["One", "Two", "Three", "Four", "Five"];
2let secondArray = ["Three", "Four"];
3
4let map = {};
5firstArray.forEach(i => map[i] = false);
6secondArray.forEach(i => map[i] === false && (map[i] = true));
7let jsonArray = Object.keys(map).map(k => ({ name: k, matched: map[k] }));
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