juniorAngularJS

What is two-way data binding in AngularJS?

Updated May 15, 2026

Short answer

Two-way binding synchronizes model and view automatically.

Deep explanation

Changes in UI update model and vice versa using digest cycle.

Real-world example

Live form updates in registration pages.

Common mistakes

  • Overusing binding causing performance issues.

Follow-up questions

  • What triggers digest cycle?

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