TypeScript Strict Mode
TypeScript strict mode configuration with additional strictness options for maximum type safety in production applications.
- Difficulty
- intermediate
- Read time
- 1 min read
- Version
- v1.0.0
- Confidence
- established
- Last updated
Quick Reference
TypeScript Strict: Enable strict: true plus noUncheckedIndexedAccess, exactOptionalPropertyTypes, noPropertyAccessFromIndexSignature. Use unknown over any. Validate external data with Zod. No non-null assertions (!) in production code.
Use When
- Configuring new TypeScript projects
- Migrating to strict mode
- Maximizing type safety
- Working with external data
Skip When
- Quick prototypes
- Legacy codebases without resources to migrate
TypeScript Strict Mode
TypeScript strict mode configuration with additional strictness options for maximum type safety in production applications.