900c4e7d6f
19 lines
411 B
JavaScript
19 lines
411 B
JavaScript
/*!
|
|||
* is-number <https://github.com/jonschlinkert/is-number>
|
|||
*
|
|||
* Copyright (c) 2014-present, Jon Schlinkert.
|
|||
* Released under the MIT License.
|
|||
*/
|
|||
|
|||
'use strict';
|
|||
|
|||
module.exports = function(num) {
|
|||
if (typeof num === 'number') {
|
|||
return num - num === 0;
|
|||
}
|
|||
if (typeof num === 'string' && num.trim() !== '') {
|
|||
return Number.isFinite ? Number.isFinite(+num) : isFinite(+num);
|
|||
}
|
|||
return false;
|
|||
};
|