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