angular view engine vs ivy code example

Example 1: how stop ivy in angualr 9

npm i -g @angular/cli@latestng update

Example 2: how stop ivy in angualr 9

{
  "projects": {
    "your-project": {
      "architect": {
        "build": {
          "options": {
            ...
            "aot": true,
          }
        }
      }
    }
  }
}