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How to Use Flutter Platform Channels to Call Kotlin from Dart

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Flutter supports a single codebase for Android and iOS, but native platform features sometimes require direct communication with platform-specific code. Platform Channels, particularly MethodChannel, enable Dart code to invoke Kotlin functions and receive results on Android. A matching channel name must be defined in both the Dart and Kotlin layers for the bridge to work correctly. Developers can pass arguments, receive maps, and handle errors using PlatformException for robust native integration. Best practice recommends centralizing MethodChannel calls in a dedicated service class rather than scattering them across UI widgets.

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How to Use Flutter Platform Channels to Call Kotlin from Dart · ShortSingh