Type Alias TuplePrepend<T, V>

TuplePrepend: [V, ...T]

Prepend an element to the beginning of a tuple.

Type Parameters

T extends readonly any[]
Tuple type
V
Element to prepend

Since

1.1.0

Remarks

Creates a new tuple type with the specified element added at the start.

Example

type Tup = [ number, string ];
type Prepended = TuplePrepend< Tup, boolean >;
// [ boolean, number, string ]