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12 lines
212 B
JavaScript
12 lines
212 B
JavaScript
module.exports = remove
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function remove (arr, i) {
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if (i >= arr.length || i < 0) return
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var last = arr.pop()
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if (i < arr.length) {
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var tmp = arr[i]
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arr[i] = last
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return tmp
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}
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return last
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}
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