getOrMakeArray

getOrMakeArray<T>(value): T[]

Normalize a value into an array.

• If the input is null or undefined, returns an empty array.
• If the input is already an array, returns it unchanged.
• Otherwise, returns a new array containing the input as its sole element.

Type Parameters

T

T

The type of the input value.

Parameters

value

The value to normalize.

undefined | null | T | T[]

Returns

T[]

An array representation of the input value.

Example

getOrMakeArray(5);        // [5]
getOrMakeArray([1, 2]);   // [1, 2]
getOrMakeArray(null);     // []
getOrMakeArray(undefined);     // []