declare module json code example

Example 1: Cannot find module './data.json'. Consider using '--resolveJsonModule' to import module with '.json' extension

add to tsconfig.json

{
	...
    "resolveJsonModule": true
  }
}

Example 2: read json file in typescript

// data.json:
{
"greeting" : "xin chao Vietnam"
}
// component:
import * as data from 'data.json';
let greeting = data.greeting;
//registering jsonModule in tsconfig.json
"compilerOptions": {
    ....
    "resolveJsonModule": true,
    ....
  },