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lumixraku/splitarr.js

Created September 11, 2020 14:48
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  1. lumixraku created this gist Sep 11, 2020.
    15 changes: 15 additions & 0 deletions splitarr.js
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,15 @@
    const listChunk = (list, size = 1, cacheList = []) => {
    const tmp = [...list]
    if (size <= 0) {
    return cacheList
    }
    while (tmp.length) {
    cacheList.push(tmp.splice(0, size))
    }
    return cacheList
    }

    console.log(listChunk([1, 2, 3, 4, 5, 6, 7, 8, 9])) // [[1], [2], [3], [4], [5], [6], [7], [8], [9]]
    console.log(listChunk([1, 2, 3, 4, 5, 6, 7, 8, 9], 3)) // [[1, 2, 3], [4, 5, 6], [7, 8, 9]]
    console.log(listChunk([1, 2, 3, 4, 5, 6, 7, 8, 9], 0)) // []
    console.log(listChunk([1, 2, 3, 4, 5, 6, 7, 8, 9], -1)) // []