TypeScript · Type Checking

noImplicitOverride

Ensure overriding members in derived classes are marked with an override modifier.

Syntax
"noImplicitOverride": true

Example

Example
{
  "compilerOptions": {
    "noImplicitOverride": true
  }
}

More in this group

allowUnreachableCode allowUnusedLabels alwaysStrict noFallthroughCasesInSwitch noImplicitAny noImplicitReturns noImplicitThis noPropertyAccessFromIndexSignature

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