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25 行
577 B
25 行
577 B
var baseFlatten = require('./_baseFlatten');
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/** Used as references for various `Number` constants. */
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var INFINITY = 1 / 0;
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/**
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* Recursively flattens `array`.
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*
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* @static
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* @memberOf _
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* @since 3.0.0
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* @category Array
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* @param {Array} array The array to flatten.
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* @returns {Array} Returns the new flattened array.
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* @example
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*
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* _.flattenDeep([1, [2, [3, [4]], 5]]);
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* // => [1, 2, 3, 4, 5]
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*/
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function flattenDeep(array) {
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var length = array == null ? 0 : array.length;
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return length ? baseFlatten(array, INFINITY) : [];
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}
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module.exports = flattenDeep;
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