What is @aws-sdk/util-utf8-node?
The @aws-sdk/util-utf8-node package is designed for encoding and decoding UTF-8 content specifically in Node.js environments. It provides utilities to convert strings to UTF-8 byte arrays and vice versa, which is particularly useful when working with AWS SDKs that require such transformations for handling text in various AWS services.
What are @aws-sdk/util-utf8-node's main functionalities?
UTF-8 Encoding
Converts a JavaScript string to a UTF-8 encoded byte array. This is useful for preparing data for transmission or storage in formats that require UTF-8 encoding.
"const { fromUtf8 } = require('@aws-sdk/util-utf8-node');
const utf8EncodedString = fromUtf8('Hello World');"
UTF-8 Decoding
Converts a UTF-8 encoded byte array back into a JavaScript string. This is useful for reading data that was stored or transmitted as UTF-8 encoded bytes.
"const { toUtf8 } = require('@aws-sdk/util-utf8-node');
const decodedString = toUtf8(utf8EncodedString);"
Other packages similar to @aws-sdk/util-utf8-node
text-encoding
The 'text-encoding' package provides a polyfill for the Encoding Living Standard's API, offering broader encoding and decoding capabilities beyond UTF-8, including legacy encodings. It's more versatile than @aws-sdk/util-utf8-node but might be overkill for applications only needing UTF-8 support.
iconv-lite
This package offers conversion between various character encodings, including UTF-8, in Node.js. Unlike @aws-sdk/util-utf8-node, which is focused on UTF-8 and designed for AWS SDK usage, iconv-lite supports a wide range of encodings, making it suitable for applications requiring conversion between various character sets.