TypeScript · Language and Environment

useDefineForClassFields

Emit ECMAScript-standard-compliant class fields.

Syntax
"useDefineForClassFields": true

Example

Example
{
  "compilerOptions": {
    "useDefineForClassFields": true
  }
}

More in this group

emitDecoratorMetadata experimentalDecorators jsx jsxFactory jsxFragmentFactory jsxImportSource libReplacement moduleDetection

Learn this in the course

Reference pages are the quick answer. The course explains the why, shows the full example and ends with a challenge.

Open the course