[API reference](https://evolu.dev/docs/api-reference) › [@evolu/common](https://evolu.dev/docs/api-reference/common) › [Types](https://evolu.dev/docs/api-reference/common/Types) › NumberFromString

```ts
type NumberFromString<T> = T extends `${infer N extends number}` ? N : never;
```

Defined in: [packages/common/src/Types.ts:307](https://github.com/evoluhq/evolu/blob/e7144e2bbe9069362b62dec1b64a8aa922b8f1b0/packages/common/src/Types.ts#L307)

Parses a numeric literal type from a string literal.

Used by [Int1To99](https://evolu.dev/docs/api-reference/common/Types/type-aliases/Int1To99).