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8 months ago · b691b584a5
parent afa424fc05
commit b691b584a5
1 changed files with 2 additions and 0 deletions
--- a/src/utils/commons.js
+++ b/src/utils/commons.js
@ -188,6 +188,8 @@ export function merge(...objects) {
 * 数组分组
 * - 相当于 lodash 的 _.groupBy
 * @see https://www.lodashjs.com/docs/lodash.groupBy#_groupbycollection-iteratee_identity
+ * ECMAScript 2021 原生
+ * - Object.groupBy(items, callbackFn)
 */
 export function groupBy(array = [], callback) {
  return array.reduce((groups, item) => {