Check if a buffer contains valid UTF-8 encoded text.

npm install utf-8-validate --save-optional 

The --save-optional flag tells npm to save the package in your package.json under the optionalDependencies key.

The module exports a single function that takes one argument. To maximize performance, the argument is not validated. It is the caller's responsibility to ensure that it is correct.

Checks whether a buffer contains valid UTF-8.

• buffer - The buffer to check.

true if the buffer contains only correct UTF-8, else false.

'use strict';constisValidUTF8=require('utf-8-validate');constbuf=Buffer.from([0xf0,0x90,0x80,0x80]);console.log(isValidUTF8(buf));// => true

MIT