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Welshman Docs / @welshman/lib / first

Function: first() ​

first<T>(xs, ...args): undefined | T

Defined in: packages/lib/src/Tools.ts:362

Returns the first element of an array

Type Parameters ​

T ​

T

Parameters ​

xs ​

Iterable<T>

The array

args ​

...unknown[]

Returns ​

undefined | T

First element or undefined