7 lines
186 B
JavaScript
7 lines
186 B
JavaScript
"use strict";
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module.exports = function () {
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var arr = [1, 2, 3, 4, 5, 6];
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if (typeof arr.fill !== "function") return false;
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return String(arr.fill(-1, -3)) === "1,2,3,-1,-1,-1";
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};
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