Atomics.load() - JavaScript 编辑

The static Atomics.load() method returns a value at a given position in the array.

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Syntax

Atomics.load(typedArray, index)

Parameters

typedArray

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

index

The position in the typedArray to load from.

Return value

The value at the given position (typedArray[index]).

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 load

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

Atomics.add(ta, 0, 12);
Atomics.load(ta, 0); // 12

Specifications

Browser compatibility

BCD tables only load in the browser

See also

• Atomics
• Atomics.store()