Is it possible to indicate to Typescript that val can only be a string in the following example?
type Object = {[key: string]: string}
const test = (obj: Object) => {
let val: keyof typeof obj;
// How can we specify that the type of `val` is only string?
}
If you're looking to extract specific types, consider using the following snippet:
...
let value: Extract<keyof typeof object, string>;
...
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