📄 tanstack/virtual/v3/docs/framework/svelte/svelte-virtual

File: svelte-virtual.md | Updated: 11/15/2025

Source: https://tanstack.com/virtual/v3/docs/framework/svelte/svelte-virtual



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Svelte Virtual

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The @tanstack/svelte-virtual adapter is a wrapper around the core virtual logic.

createVirtualizer
-----------------

tsx

function createVirtualizer<TScrollElement, TItemElement = unknown>(
  options: PartialKeys<
    VirtualizerOptions<TScrollElement, TItemElement>,
    'observeElementRect' | 'observeElementOffset' | 'scrollToFn'
  >,
): Virtualizer<TScrollElement, TItemElement>


function createVirtualizer<TScrollElement, TItemElement = unknown>(
  options: PartialKeys<
    VirtualizerOptions<TScrollElement, TItemElement>,
    'observeElementRect' | 'observeElementOffset' | 'scrollToFn'
  >,
): Virtualizer<TScrollElement, TItemElement>

This function returns a standard Virtualizer instance configured to work with an HTML element as the scrollElement.

createWindowVirtualizer
-----------------------

tsx

function createWindowVirtualizer<TItemElement = unknown>(
  options: PartialKeys<
    VirtualizerOptions<Window, TItemElement>,
    | 'getScrollElement'
    | 'observeElementRect'
    | 'observeElementOffset'
    | 'scrollToFn'
  >,
): Virtualizer<Window, TItemElement>


function createWindowVirtualizer<TItemElement = unknown>(
  options: PartialKeys<
    VirtualizerOptions<Window, TItemElement>,
    | 'getScrollElement'
    | 'observeElementRect'
    | 'observeElementOffset'
    | 'scrollToFn'
  >,
): Virtualizer<Window, TItemElement>

This function returns a window-based Virtualizer instance configured to work with the window as the scrollElement.

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