slice()

slice<T>(array, start?, end?): T[]

Creates a slice of array from start up to, but not including, end.

DEPRECATED

Use array.slice(start, end) directly instead.

Reason:
Native equivalent method now available

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Type Parameters

T: T

The type of elements in the array.

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Parameters

array: T[]

The array to slice.

start?: number

The start position.

end?: number

The end position.

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Returns: T[]

A new sliced array.

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See Also

• Array.slice() - MDN
• Browser support - Can I Use

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Since

2.0.0

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Also known as

slice (Lodash, es-toolkit, Remeda, Ramda) · ❌ (Radashi, Effect, Modern Dash, Antfu)

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Example

const numbers = [1, 2, 3, 4, 5];

// ❌ Deprecated approach
const sliced = slice(numbers, 1, 4);
console.log(sliced); // [2, 3, 4]

// ✅ Recommended approach
const slicedNative = numbers.slice(1, 4);
console.log(slicedNative); // [2, 3, 4]

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How it works?

Creates a shallow copy of a portion of an array. Deprecated: Use array.slice() directly.

Native Equivalent

// ❌ slice(arr, 1, 4)
// ✅ arr.slice(1, 4)

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Use Cases

Get portion of array 📌

Extract a subset of elements.

#slice#portion#subset#extract

const items = [1, 2, 3, 4, 5];
items.slice(1, 4);
// => [2, 3, 4]

Paginate results

Get a page of results from an array.

#paginate#page#offset#limit

const all = [...allItems];
const page = all.slice(offset, offset + limit);

Clone array immutably

Create a shallow copy of an array.

#clone#copy#immutable#duplicate

const original = [1, 2, 3];
const copy = original.slice();