1var baseClamp = require('./_baseClamp'), 2 toInteger = require('./toInteger'); 3 4/** Used as references for the maximum length and index of an array. */ 5var MAX_ARRAY_LENGTH = 4294967295; 6 7/** 8 * Converts `value` to an integer suitable for use as the length of an 9 * array-like object. 10 * 11 * **Note:** This method is based on 12 * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength). 13 * 14 * @static 15 * @memberOf _ 16 * @since 4.0.0 17 * @category Lang 18 * @param {*} value The value to convert. 19 * @returns {number} Returns the converted integer. 20 * @example 21 * 22 * _.toLength(3.2); 23 * // => 3 24 * 25 * _.toLength(Number.MIN_VALUE); 26 * // => 0 27 * 28 * _.toLength(Infinity); 29 * // => 4294967295 30 * 31 * _.toLength('3.2'); 32 * // => 3 33 */ 34function toLength(value) { 35 return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0; 36} 37 38module.exports = toLength; 39