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Practice #1 for Chicago on August 10, 2017
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| // Two inputs | |
| const users = [ | |
| { userId: 1, name: 'matt', email: '[email protected]' }, | |
| { userId: 2, name: 'sanghee', email: '[email protected]' }, | |
| ]; | |
| const dashboards = [ | |
| { dashboardId: 1, ownerId: 1, title: 'summer trend 2016' }, | |
| { dashboardId: 2, ownerId: 1, title: 'autumn trend 2016' }, | |
| { dashboardId: 3, ownerId: 1, title: 'shared to me' }, | |
| { dashboardId: 4, ownerId: 2, title: 'spring trend 2015' }, | |
| { dashboardId: 5, ownerId: 2, title: 'shared to me' }, | |
| ]; | |
| // expected output | |
| const expected = [ | |
| { owner_name: "matt", title: "summer trend 2016" }, | |
| { owner_name: "matt", title: "autumn trend 2016"}, | |
| { owner_name: "matt", title: "shared to me" }, | |
| { owner_name: "sanghee", title: "spring trend 2015"}, | |
| { owner_name: "sanghee", title: "shared to me"}, | |
| ]; |
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| const original = [ | |
| { owner_name: 'matt', title: 'shared to me' }, | |
| { owner_name: 'matt', title: 'autumn trend 2016' }, | |
| { owner_name: 'sanghee', title: 'shared to me' }, | |
| { owner_name: 'matt', title: 'summer trend 2016' }, | |
| { owner_name: 'sanghee', title: 'spring trend 2015' }, | |
| ]; | |
| const expected = [ | |
| { owner_name: 'matt', title: 'autumn trend 2016' }, | |
| { owner_name: 'matt', title: 'shared to me' }, | |
| { owner_name: 'matt', title: 'summer trend 2016' }, | |
| { owner_name: 'sanghee', title: 'shared to me' }, | |
| { owner_name: 'sanghee', title: 'spring trend 2015' }, | |
| ]; |
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https://medium.com/@JeffLombardJr/understanding-foreach-map-filter-and-find-in-javascript-f91da93b9f2c