Atomics.store()

The static Atomics**.store()** method stores a given value at the given position in the array and returns that value.

Syntax

Atomics.store(typedArray, index, value)

Parameters

typedArray

An integer typed array. One of Int8Array, Uint8Array, Int16Array, Uint16Array, Int32Array, Uint32Array, BigInt64Array, or BigUint64Array.

index

The position in the typedArray to store a value in.

value

The number to store.

Return value

The value that has been stored.

Exceptions

  • Throws a TypeError, if typedArray is not one of the allowed integer types.
  • Throws a RangeError, if index is out of bounds in the typedArray.

Examples

Using store()

var sab = new SharedArrayBuffer(1024);
var ta = new Uint8Array(sab);

Atomics.store(ta, 0, 12); // 12

Specifications

Specification
ECMAScript Language Specification (ECMAScript)
# sec-atomics.store

Browser compatibility

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See also