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27 lines
698 B
JavaScript
27 lines
698 B
JavaScript
6 years ago
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var baseIteratee = require('./_baseIteratee'),
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baseSortedUniq = require('./_baseSortedUniq');
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/**
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* This method is like `_.uniqBy` except that it's designed and optimized
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* for sorted arrays.
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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 Array
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* @param {Array} array The array to inspect.
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* @param {Function} [iteratee] The iteratee invoked per element.
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* @returns {Array} Returns the new duplicate free array.
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* @example
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*
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* _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor);
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* // => [1.1, 2.3]
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*/
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function sortedUniqBy(array, iteratee) {
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return (array && array.length)
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? baseSortedUniq(array, baseIteratee(iteratee, 2))
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: [];
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}
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module.exports = sortedUniqBy;
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