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| 1 | 'use strict';
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| 2 | var $ = require('../internals/export');
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| 3 |
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| 4 | // `Math.signbit` method
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| 5 | // https://github.com/tc39/proposal-Math.signbit
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| 6 | $({ target: 'Math', stat: true, forced: true }, {
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| 7 | signbit: function signbit(x) {
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| 8 | var n = +x;
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| 9 | // eslint-disable-next-line no-self-compare -- NaN check
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| 10 | return n === n && n === 0 ? 1 / n === -Infinity : n < 0;
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| 11 | }
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| 12 | });
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