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Aug 14th, 2018
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  1. const separateArray = (arr, separateCount) => {
  2. const b = arr.length, // 26
  3. cnt = separateCount, // いくつずつに分割するか
  4. newArr = []; // 新しく作る配列
  5.  
  6. for (let i = 0; i < Math.ceil(b / cnt); i++) {
  7. const j = i * cnt;
  8. const p = arr.slice(j, j + cnt); // i*cnt 番目から i*cnt+cnt 番目まで取得
  9. newArr.push(p); // 取得したものを newArr に追加
  10. }
  11. return newArr;
  12. };
  13.  
  14. export default separateArray;
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