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Angelos Chalaris
2017-12-27 11:02:46 +02:00
parent 37bb271221
commit 3d79413392
45 changed files with 89 additions and 91 deletions
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10
snippets/zip.md
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@ -10,9 +10,9 @@ If lengths of the argument-arrays vary, `undefined` is used where no value could
const zip = (...arrays) => {
const maxLength = Math.max(...arrays.map(x => x.length));
return Array.from({length: maxLength}).map((_, i) => {
return Array.from({length: arrays.length}, (_, k) => arrays[k][i]);
})
}
//zip(['a', 'b'], [1, 2], [true, false]); -> [['a', 1, true], ['b', 2, false]]
//zip(['a'], [1, 2], [true, false]); -> [['a', 1, true], [undefined, 2, false]]
return Array.from({length: arrays.length}, (_, k) => arrays[k][i]);
});
};
// zip(['a', 'b'], [1, 2], [true, false]); -> [['a', 1, true], ['b', 2, false]]
// zip(['a'], [1, 2], [true, false]); -> [['a', 1, true], [undefined, 2, false]]
```