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nicksheffield/example.ts

Created October 31, 2022 09:42
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Typed keyof output
Raw
example.ts
const obj = {
str: 'hello',
num: 1,
bool: true
}
type MiscObject = typeof obj
const fun = <T extends keyof MiscObject>(key: T): MiscObject[T] => {
return obj[key]
}
const val = fun('str') // type string
const val2 = fun('num') // type number
const val3 = fun('bool') // type boolean
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