array reduce
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const numArray = [1, 2, [3, 10, [11, 12]], [1, 2, [3, 4]], 5, 6];
const exArr = [{0: "new"}, {2: "modified"}, {1: "unmodified"}];
const getMapping = exArr.reduce((acc, item) => ({ ...acc, ...item }));
const arrMap = numArray.reduce((acc, item) => ({ ...acc, ...item }));
console.log(getMapping)
console.log(arrMap)
function flattenArray(data) {
// our initial value this time is a blank array
const initialValue = [];
// call reduce on our data
return data.reduce((total, value) => {
// if the value is an array then recursively call reduce
// if the value is not an array then just concat our value
return total.concat(Array.isArray(value) ? flattenArray(value) : value);
}, initialValue);
}
console.log(flattenArray(numArray))
JavaScript
INFO