TypeScript Online

00298-medium-length-of-string
Medium
template-literal

Challenge Source: type-challenges/00298-medium-length-of-string

Compute the length of a string literal, which behaves like String#length.

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Test cases from: type-challenges/00298-medium-length-of-string/test-cases.ts

import type { Equal, Expect } from '@type-challenges/utils'

type cases = [
  Expect<Equal<LengthOfString<''>, 0>>,
  Expect<Equal<LengthOfString<'kumiko'>, 6>>,
  Expect<Equal<LengthOfString<'reina'>, 5>>,
  Expect<Equal<LengthOfString<'Sound! Euphonium'>, 16>>,
]