JavaScript | ArrayBuffer.isView()

The ArrayBuffer.isView() is an inbuilt function in JavaScript which is used to check whether the given argument for the function is typed array or not. 
List of typed array:

• Int8Array();

• Uint8Array();

• Uint8ClampedArray();

• Int16Array();

• Uint16Array();

• Int32Array();

• Uint32Array();

• Float32Array();

• Float64Array();

Syntax:

ArrayBuffer.isView(p)

Parameters: It accepts a parameter either in the form of typed array or something else. 
Return Values:It returns true if the parameter is typed array otherwise return false. 
JavaScript code to show the working of ArrayBuffer.isView() function:
Code #1:

javascript

<script>

  // Creation of ArrayBuffer having a size in bytes
  var buffer = new ArrayBuffer(12);

  // Use of ArrayBuffer.isView function
  A = ArrayBuffer.isView(new Int32Array())
  document.write(A);

</script>

Output:

true

Note: Here output is true because Int32Array is a typed array. 
Code #2:

javascript

<script>

  // Creation of ArrayBuffer having size in bytes
  var buffer = new ArrayBuffer(12);

  // Use of ArrayBuffer.isView function
  A = ArrayBuffer.isView();
  B = ArrayBuffer.isView(null);
  C = ArrayBuffer.isView(undefined);

  // Printing the result
  document.write(A + '<br>');
  document.write(B + '<br>');
  document.write(C + '<br>');

</script>

Output:

false
false
false

Note:Here output is false because above arguments are not typed array.

Supported Browser:

• Google Chrome
• Internet Explorer
• Firefox
• Opera
• Safari