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Last change
on this file since b738035 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
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initial commit
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| 1 | /*!
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| 2 | * is-number <https://github.com/jonschlinkert/is-number>
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| 3 | *
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| 4 | * Copyright (c) 2014-present, Jon Schlinkert.
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| 5 | * Released under the MIT License.
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| 6 | */
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| 7 |
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| 8 | 'use strict';
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| 9 |
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| 10 | module.exports = function(num) {
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| 11 | if (typeof num === 'number') {
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| 12 | return num - num === 0;
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| 13 | }
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| 14 | if (typeof num === 'string' && num.trim() !== '') {
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| 15 | return Number.isFinite ? Number.isFinite(+num) : isFinite(+num);
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| 16 | }
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| 17 | return false;
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| 18 | };
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