tail

Import from @varavel/vdl-plugin-sdk/utils/arrays.

Utility functions re-exported from es-toolkit (MIT License). See https://github.com/toss/es-toolkit for more details.

Call Signature

function tail<T>(arr): [];

Returns an empty array when the input is a single-element array.

Type Parameters

Type Parameter	Description
`T`	The type of the single element in the array.

Parameters

Parameter	Type	Description
`arr`	readonly [`T`]	The single-element array to process.

Returns

[]

An empty array.

Example

const arr = [1];
const result = tail(arr);
// result will be []

Call Signature

function tail(arr): [];

Returns an empty array when the input is an empty array.

Parameters

Parameter	Type	Description
`arr`	readonly []	The empty array to process.

Returns

[]

An empty array.

Example

const arr = [];
const result = tail(arr);
// result will be []

Call Signature

function tail<T, U>(arr): U[];

Returns a new array with all elements except for the first when the input is a tuple array.

Type Parameters

Type Parameter	Description
`T`	The type of the first element in the tuple array.
`U`	The type of the remaining elements in the tuple array.

Parameters

Parameter	Type	Description
`arr`	readonly [`T`, `U`]	The tuple array to process.

Returns

U[]

A new array containing all elements of the input array except for the first one.

Example

const arr = [1, 2, 3];
const result = tail(arr);
// result will be [2, 3]

Call Signature

function tail<T>(arr): T[];

Returns a new array with all elements except for the first.

This function takes an array and returns a new array containing all the elements except for the first one. If the input array is empty or has only one element, an empty array is returned.

Type Parameters

Type Parameter	Description
`T`	The type of elements in the array.

Parameters

Parameter	Type	Description
`arr`	readonly `T`[]	The array to get the tail of.

Returns

T[]

A new array containing all elements of the input array except for the first one.

Example

const arr1 = [1, 2, 3];
const result = tail(arr1);
// result will be [2, 3]

const arr2 = [1];
const result2 = tail(arr2);
// result2 will be []

const arr3 = [];
const result3 = tail(arr3);
// result3 will be []