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function shuffle(arr) { var i = arr.length, t, j; while (i) { j = Math.floor(Math.random() * i); i--; t = arr[i]; arr[i] = arr[j]; arr[j] = t; } } Math.floor(Math.random()... 阅读全文
posted @ 2018-12-14 20:11
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posted @ 2018-12-14 13:01
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