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30 lines
756 B
JavaScript
30 lines
756 B
JavaScript
const map = [
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'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j',
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'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
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'u', 'v', 'w', 'x', 'y', 'z', 'A', 'B', 'C', 'D',
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'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N',
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'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
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'Y', 'Z', '1', '2', '3', '4', '5', '6', '7', '8',
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'9', '0'
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];
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String.random = function (digit) {
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let str = '';
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for (let i = 1; i <= digit; i++)
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str += map[Math.floor(Math.random() * 62)];
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return str;
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};
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/**
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* @param {Array} a
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* @param {Array} b
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*/
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Array.isDiff = function isDiff(a, b) {
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if (a.length != b.length) return true;
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a.sort();
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b.sort();
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for (let i in a)
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if (a[i] != b[i]) return true;
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return false;
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};
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