Answers for "javascript find the items in an array that are not in another"

9

javascript check if elements of one array are in another

const found = arr1.some(r=> arr2.includes(r))
Posted by: Guest on March-26-2020
0

find new values in array based on another array apps script

const ObjectOfKeys = keys.reduce((acc,rec)=> {
                        let nextAcc = acc;
                        nextAcc[rec] = true;
                        return nextAcc;
                        },{}};

const filteredData = data.filter(rec => !ObjectOfKeys[rec[0]])
Posted by: Guest on July-05-2020

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