How does AngularJS dependency injection work internally?

Updated Apr 28, 2026

Short answer

AngularJS resolves dependencies using function parameter names or annotations.

DI parses function arguments and injects services. Minification-safe syntax uses array notation or $inject.

Unlock with a Pro subscription to view this section.

No real-world example available yet.

Unlock with a Pro subscription to view this section.

No common mistakes listed yet.

Unlock with a Pro subscription to view this section.

No follow-up questions available yet.

Unlock with a Pro subscription to view this section.