Working with JavaScript & Type Declarations

65 lessons in TypeScript

• Typing a React onChange HandlerCode Quiz
• Typing useState & Event HandlersQuiz
• Typing React Props, Hooks & EventsSlides / Video
• Typing React Props, Hooks & EventsFlashcard
• Typing React Props, State & EventsSlides / Video
• Typing React Props, State & EventsFlashcard
• Typing React Props CorrectlyCode Quiz
• Typing React Props with InterfacesQuiz
• Typing React Props & StateSlides / Video
• Typing React Props & StateFlashcard
• Module Augmentation BasicsFlashcard
• JSDoc @typedef Property SyntaxCode Quiz
• Misplaced @ts-ignore DirectiveCode Quiz
• Module Augmentation BasicsSlides / Video
• Type-Checking JS with allowJs and checkJsSlides / Video
• Generating Declaration Files AutomaticallySlides / Video
• Writing Declaration Files for Untyped LibrariesSlides / Video
• Installing @types from DefinitelyTypedSlides / Video
• Ambient Modules and Global DeclarationsSlides / Video
• The declare Keyword for Ambient DeclarationsSlides / Video
• What Declaration Files AreSlides / Video
• esModuleInterop for JS InteropSlides / Video
• typeRoots and types ConfigurationSlides / Video
• TypeScript Check Comments ExplainedSlides / Video
• Gradual Migration to TypeScriptSlides / Video
• JSDoc Type Annotations in JavaScriptSlides / Video
• Installing @types PackagesQuiz
• Gradual JS to TS MigrationQuiz
• declare namespace UsageQuiz
• @param and @type PrecisionQuiz
• Typing the global ObjectQuiz
• Automatic Type AcquisitionQuiz
• @ts-ignore vs @ts-expect-errorQuiz
• @ts-check and @ts-nocheckQuiz
• JSDoc Type AnnotationsQuiz
• Declaring Untyped ModulesQuiz
• Ambient Variable and Function DeclarationsQuiz
• The declare KeywordQuiz
• Purpose of Declaration FilesQuiz
• Overloaded Signatures in .d.tsCode Quiz
• UMD Global Declaration SyntaxCode Quiz
• JSDoc @type AnnotationCode Quiz
• Implicit any from JS ImportCode Quiz
• JSDoc @param and @returnsCode Quiz
• Installing @types PackagesCode Quiz
• Ambient Class ShapeCode Quiz
• Ambient const enumCode Quiz
• Ambient Function SignatureCode Quiz
• declare namespace MembersCode Quiz
• Triple-Slash Reference SyntaxCode Quiz
• Value Inside a .d.ts FileCode Quiz
• Ambient Variable with declareCode Quiz
• Wildcard Module DeclarationsFlashcard
• Ambient Global VariablesFlashcard
• Handling Implicit anyFlashcard
• Installing @types PackagesFlashcard
• Structure of an @types PackageFlashcard
• Gradual JS to TS MigrationFlashcard
• Global Augmentation with declare globalFlashcard
• @ts-check and @ts-nocheckFlashcard
• The declare KeywordFlashcard
• Triple-Slash DirectivesFlashcard
• @ts-ignore vs @ts-expect-errorFlashcard
• JSDoc for Typing JavaScriptFlashcard
• Ambient FunctionsFlashcard