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42 lines
866 B
42 lines
866 B
import toNumber from './toNumber.js'; |
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/** Used as references for various `Number` constants. */ |
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var INFINITY = 1 / 0, |
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MAX_INTEGER = 1.7976931348623157e+308; |
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/** |
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* Converts `value` to a finite number. |
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* |
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* @static |
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* @memberOf _ |
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* @since 4.12.0 |
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* @category Lang |
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* @param {*} value The value to convert. |
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* @returns {number} Returns the converted number. |
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* @example |
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* |
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* _.toFinite(3.2); |
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* // => 3.2 |
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* |
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* _.toFinite(Number.MIN_VALUE); |
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* // => 5e-324 |
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* |
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* _.toFinite(Infinity); |
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* // => 1.7976931348623157e+308 |
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* |
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* _.toFinite('3.2'); |
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* // => 3.2 |
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*/ |
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function toFinite(value) { |
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if (!value) { |
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return value === 0 ? value : 0; |
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} |
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value = toNumber(value); |
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if (value === INFINITY || value === -INFINITY) { |
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var sign = (value < 0 ? -1 : 1); |
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return sign * MAX_INTEGER; |
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} |
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return value === value ? value : 0; |
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} |
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export default toFinite;
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