root / HServer / 00.Server / 00.Program / node_modules / sliced / index.js
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1 | 39 | HKM | |
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2 | /**
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3 | * An Array.prototype.slice.call(arguments) alternative
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4 | *
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5 | * @param {Object} args something with a length
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6 | * @param {Number} slice
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7 | * @param {Number} sliceEnd
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8 | * @api public
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9 | */
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10 | |||
11 | module.exports = function (args, slice, sliceEnd) { |
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12 | var ret = [];
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13 | var len = args.length;
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14 | |||
15 | if (0 === len) return ret; |
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16 | |||
17 | var start = slice < 0 |
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18 | ? Math.max(0, slice + len)
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19 | : slice || 0;
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20 | |||
21 | if (sliceEnd !== undefined) { |
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22 | len = sliceEnd < 0
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23 | ? sliceEnd + len |
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24 | : sliceEnd |
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25 | } |
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26 | |||
27 | while (len-- > start) {
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28 | ret[len - start] = args[len]; |
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29 | } |
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30 | |||
31 | return ret;
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32 | } |