TypeScript 2.x By Example

Board JSON

You can download this JSON file from the GitHub; it's located under the src/api folder. The following is part of that JSON:

{    "id":1,    "title":"Learn TypeScript",    "task":[      {         "id":"1",         "title":"Basics",         "taskheaderId":"1",         "subtask":[           {              "id":"1",              "title":"Types"           },           {              "id":"2",              "title":"Classes and Interfaces"           }         ]      },      {         "id":"2",         "title":"Advanced",         "taskheaderId":"2",         "subtask":[           {              "id":"1",              "title":"Generics"           },           {              "id":"2",              "title":"Modules"           }         ]      }    ]  }

As we saw in the previous chapter our Board class is made of three elements, id, title, and array of the task. The task is then made up of id, title, and an array of the subtask. The preceding JSON is designed in the same format. This JSON represents ...