Concat number values of two arrays for the position, ignoring null ou invalid values.
npm install array-concat-sum
const concat = require('array-concat-sum');
var newArray = concat([1,2,3],[3,2,1]);
'The result is [4,4,4]'
const concat = require('array-concat-sum');
var newArray = concat([1,2,3,5,"test"],[3,2,1,null]);
'The result is [4,4,4,5]'
Concat in one parameter a array of arrays.