✏️ 编辑：flatMapDepth.js
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/home/boguraj1/public_html/jobsite/node_modules/lodash/flatMapDepth.js
大小：901 B · 修改：2022-11-21 20:09:48 · 权限：0644 · 可写
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var baseFlatten = require('./_baseFlatten'), map = require('./map'), toInteger = require('./toInteger'); /** * This method is like `_.flatMap` except that it recursively flattens the * mapped results up to `depth` times. * * @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. * @param {number} [depth=1] The maximum recursion depth. * @returns {Array} Returns the new flattened array. * @example * * function duplicate(n) { * return [[[n, n]]]; * } * * _.flatMapDepth([1, 2], duplicate, 2); * // => [[1, 1], [2, 2]] */ function flatMapDepth(collection, iteratee, depth) { depth = depth === undefined ? 1 : toInteger(depth); return baseFlatten(map(collection, iteratee), depth); } module.exports = flatMapDepth;
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