17 lines
410 B
JavaScript
17 lines
410 B
JavaScript
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'use strict';
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var $abs = require('./abs');
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var $floor = require('./floor');
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var $isNaN = require('./isNaN');
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var $isFinite = require('./isFinite');
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/** @type {import('./isInteger')} */
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module.exports = function isInteger(argument) {
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if (typeof argument !== 'number' || $isNaN(argument) || !$isFinite(argument)) {
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return false;
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}
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var absValue = $abs(argument);
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return $floor(absValue) === absValue;
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};
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