Menu
×
   ❮     
HTML CSS JAVASCRIPT SQL PYTHON JAVA PHP HOW TO W3.CSS C C++ C# BOOTSTRAP REACT MYSQL JQUERY EXCEL XML DJANGO NUMPY PANDAS NODEJS R TYPESCRIPT ANGULAR GIT POSTGRESQL MONGODB ASP AWS AI GO KOTLIN SASS VUE GEN AI SCIPY CYBERSECURITY DATA SCIENCE
     ❯   

Node.js Buffer.from() Method

❮ Buffer Module


Example

Creates a new buffer filled with the letters 'abc':

var buf = Buffer.from('abc');

console.log(buf);
Run example »

Definition and Usage

The Buffer.from() method creates a new buffer filled with the specified string, array, or buffer.


Syntax

Buffer.from(obj, encoding);

Parameter Values

Parameter Description
obj Required. An object to fill the buffer with. Legal object types:
String
Array
Buffer
arrayBuffer
encoding Optional. If the object is a string, this parameter is used to specify its encoding. Default "utf8"

Technical Details

Return Value: A buffer object
Node.js Version: 5.10.0

❮ Buffer Module

W3Schools is optimized for learning and training. Examples might be simplified to improve reading and learning. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. While using W3Schools, you agree to have read and accepted our terms of use, cookie and privacy policy.

Copyright 1999-2023 by Refsnes Data. All Rights Reserved. W3Schools is Powered by W3.CSS.