Node.js Buffer.byteOffset Property
Last Updated :
23 Jan, 2023
The Buffer.byteOffset property is an inbuilt application programming interface of class Buffer within buffer module which is used to get the byte offset value of this buffer.
Syntax:
const Buffer.byteOffset
Return Value: This property return the object of array buffer.
Example 1: Filename: index.js
Javascript
const arrbuff = new ArrayBuffer(16);
const buffer = Buffer.from(arrbuff);
const bytoff = buffer.byteOffset;
console.log( "byteoffset is : " + bytoff);
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Output:
byteoffset is : 0
Example 2: Filename: index.js
Javascript
const arrbuff = new ArrayBuffer(16);
const buffer = Buffer.from(arrbuff);
const bytoff = buffer.byteOffset;
const buff = new Int8Array(buffer, bytoff, buffer.length);
console.log( "Int8Arry object : " + buff);
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Output:
Int8Arry object : 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
Run the index.js file using the following command:
node index.js
Reference: https://nodejs.org/dist/latest-v12.x/docs/api/buffer.html#buffer_buf_byteoffset
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