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Atomics.or() function in JavaScript
The Atomic object of JavaScript is an object and which provides atomic operations such as add, sub, and, or, xor, load, store etc. as static methods, these methods are used with SharedArrayBuffer objects.
The or() function of the atomic object accepts a value representing the position of an array, performs bitwise OR operation on the value in the given position and returns the old value in it.
Syntax
Its syntax is as follows
Atomics.or(data, 0, 30)
Example
<html>
<head>
<title>JavaScript Example</title>
</head>
<body>
<script type="text/javascript">
var arrayBuffer = new SharedArrayBuffer(16);
var data = new Uint8Array(arrayBuffer);
data[0] = 20;
document.write(Atomics.or(data, 0, 30));
document.write("<br>");
document.write(Atomics.or(data, 0));
</script>
</body>
</html>Output
20 30
Example
<html>
<head>
<title>JavaScript Example</title>
</head>
<body>
<script type="text/javascript">
var arrayBuffer = new SharedArrayBuffer(16);
var data = new Uint8Array(arrayBuffer);
data[0] = 2;
document.write(Atomics.or(data, 0, 7));
document.write("<br>");
document.write(Atomics.or(data, 0));
</script>
</body>
</html>Output
2 7
Updated on: 25-Jun-2020
65 Views
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