AngularAngular 2+Angular 6+IonicIonic 3Ionic 4 Experimental decorators warning in TypeScript compilation By Rahul Bhutani - March 24, 2020 0 1135 Share Facebook Twitter Google+ Pinterest WhatsApp Put this code in your tsconfig.json "angularCompilerOptions": { "fullTemplateTypeCheck": true, "strictInjectionParameters": true, "emitDecoratorMetadata": true, "experimentalDecorators": true, }