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トップに関する質問js ループ処理の最適化

編集履歴

質問編集履歴

2

groups 修正

2018/02/06 10:44

投稿

tommyTeratail
tommyTeratail

スコア31

test CHANGED
File without changes
test CHANGED
@@ -66,10 +66,6 @@
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  {identify:'sports', id: 1},
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- {identify:'sports', id: 2},
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-
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- {identify:'nature', id: 1},
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-
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  {identify:'nature', id: 2},
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  ];

1

データ準備

2018/02/06 10:44

投稿

tommyTeratail
tommyTeratail

スコア31

test CHANGED
File without changes
test CHANGED
@@ -16,30 +16,94 @@
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  ```javascript
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- const make = (tmpList, groups) => {
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+ const list = {
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+ 'sports': [
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+
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+ {
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+
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+ identify: 'soccer',
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+
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+ name: 'サッカー',
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+
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+ },
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+
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+ {
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+
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+ identify: 'baseball',
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+
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+ name: '野球',
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+
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+ },
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+
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+ ],
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+
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+ 'nature': [
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+
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+ {
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+
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+ identify: 'animal',
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+
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+ name: '動物',
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+
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+ },
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+
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+ {
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+
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+ identify: 'flower',
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+
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- const list = [];
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+ name: '花',
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+
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+ },
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+
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+ ],
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+
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+ };
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- _.forEach(groups, group => {
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+ const groups = [
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- _.forEach(tmpList, v => {
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+ {identify:'sports', id: 1},
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- v['id'] = group.id;
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+ {identify:'sports', id: 2},
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- list.push(v);
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+ {identify:'nature', id: 1},
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- });
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+ {identify:'nature', id: 2},
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- });
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+ ];
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- return list;
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+ const make = (tmpList, groups) => {
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+ const list = [];
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+
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+ _.forEach(groups, group => {
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+
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+ _.forEach(tmpList[group.identify], v => {
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+
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+ v['group_id'] = group.id;
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+
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+ list.push(v);
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+
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- };
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+ });
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+
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+ });
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+ return list;
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+
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+ };
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+
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+
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+
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+ console.log(
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+
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+ make(list, groups)
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+
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+ );
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+
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  ```