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import baseOrderBy from './.internal/baseOrderBy.js' | |
/** | |
* This method is like `sortBy` except that it allows specifying the sort | |
* orders of the iteratees to sort by. If `orders` is unspecified, all values | |
* are sorted in ascending order. Otherwise, specify an order of "desc" for | |
* descending or "asc" for ascending sort order of corresponding values. | |
* You may also specify a compare function for an order. | |
* | |
* @since 4.0.0 | |
* @category Collection | |
* @param {Array|Object} collection The collection to iterate over. | |
* @param {Array[]|Function[]|Object[]|string[]} [iteratees=[identity]] | |
* The iteratees to sort by. | |
* @param {(string|function)[]} [orders] The sort orders of `iteratees`. | |
* @returns {Array} Returns the new sorted array. | |
* @see reverse | |
* @example | |
* | |
* const users = [ | |
* { 'user': 'fred', 'age': 48 }, | |
* { 'user': 'barney', 'age': 34 }, | |
* { 'user': 'fred', 'age': 40 }, | |
* { 'user': 'barney', 'age': 36 } | |
* ] | |
* | |
* // Sort by `user` in ascending order and by `age` in descending order. | |
* orderBy(users, ['user', 'age'], ['asc', 'desc']) | |
* // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]] | |
* | |
* // Sort by `user` then by `age` using custom compare functions for each | |
* orderBy(users, ['user', 'age'], [ | |
* (a, b) => a.localeCompare(b, 'de', { sensitivity: 'base' }), | |
* (a, b) => a - b, | |
* ]) | |
* | |
*/ | |
function orderBy(collection, iteratees, orders) { | |
if (collection == null) { | |
return [] | |
} | |
if (!Array.isArray(iteratees)) { | |
iteratees = iteratees == null ? [] : [iteratees] | |
} | |
if (!Array.isArray(orders)) { | |
orders = orders == null ? [] : [orders] | |
} | |
return baseOrderBy(collection, iteratees, orders) | |
} | |
export default orderBy |