Tuple For Type and Length Arrays
Explore how to declare and use tuples in TypeScript, focusing on fixed-length and typed arrays. Understand how to enforce tuple length, utilize readonly tuples, and see how tuples transpile to JavaScript arrays for practical type-safe coding.
We'll cover the following...
We'll cover the following...
Tuple syntax #
The tuple type is an array of defined elements. To declare a tuple, you use square brackets, as in line 1, but instead of specifying a value, you use a type.
A tuple can handle many different types. The tuple uses the same syntax as other types.
There is no difference between the declaration of a variable and the assignment. TypeScript checks for type ...