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

 Live Demo

<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

 Live Demo

<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
karthikeya Boyini
karthikeya Boyini

I love programming (: That's all I know


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