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10 lines
313 B
10 lines
313 B
4 years ago
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module.exports = isNumber
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/**
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* Determine if something is a non-infinite javascript number.
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* @param {Number} n A (potential) number to see if it is a number.
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* @return {Boolean} True for non-infinite numbers, false for all else.
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*/
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function isNumber(n) {
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return !isNaN(parseFloat(n)) && isFinite(n);
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}
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