forked from fdzcxy212206413/gsl_grs
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
32 lines
794 B
32 lines
794 B
import baseFlatten from './_baseFlatten.js';
|
|
import map from './map.js';
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var INFINITY = 1 / 0;
|
|
|
|
/**
|
|
* This method is like `_.flatMap` except that it recursively flattens the
|
|
* mapped results.
|
|
*
|
|
* @static
|
|
* @memberOf _
|
|
* @since 4.7.0
|
|
* @category Collection
|
|
* @param {Array|Object} collection The collection to iterate over.
|
|
* @param {Function} [iteratee=_.identity] The function invoked per iteration.
|
|
* @returns {Array} Returns the new flattened array.
|
|
* @example
|
|
*
|
|
* function duplicate(n) {
|
|
* return [[[n, n]]];
|
|
* }
|
|
*
|
|
* _.flatMapDeep([1, 2], duplicate);
|
|
* // => [1, 1, 2, 2]
|
|
*/
|
|
function flatMapDeep(collection, iteratee) {
|
|
return baseFlatten(map(collection, iteratee), INFINITY);
|
|
}
|
|
|
|
export default flatMapDeep;
|