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mariuszklinger/infinite-flat.js

Last active January 29, 2020 11:15
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custom infinite flat() in js
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infinite-flat.js
const example1 = [[1, 1, 1, [1.4, 1.6]], 666, [2, 3, [[4], [5, 6]]]];
function flat(arr) {
const stack = arr;
const result = [];
while (stack.length) {
const current = stack.shift();
const isCurrentArray = Array.isArray(current);
if (isCurrentArray) {
stack.unshift(...current);
continue;
}
result.push(current);
}
return result;
}
console.assert(`${flat(example1)}`, '1,1,1,1.4,1.6,666,2,3,4,5,6');
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