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38 lines
866 B
38 lines
866 B
import baseClamp from './_baseClamp.js'; |
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import toInteger from './toInteger.js'; |
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/** Used as references for the maximum length and index of an array. */ |
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var MAX_ARRAY_LENGTH = 4294967295; |
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/** |
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* Converts `value` to an integer suitable for use as the length of an |
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* array-like object. |
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* |
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* **Note:** This method is based on |
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* [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). |
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* |
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* @static |
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* @memberOf _ |
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* @since 4.0.0 |
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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 integer. |
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* @example |
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* |
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* _.toLength(3.2); |
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* // => 3 |
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* |
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* _.toLength(Number.MIN_VALUE); |
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* // => 0 |
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* |
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* _.toLength(Infinity); |
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* // => 4294967295 |
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* |
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* _.toLength('3.2'); |
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* // => 3 |
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*/ |
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function toLength(value) { |
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return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0; |
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} |
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export default toLength;
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