The uid2 npm package is a simple utility for generating unique IDs. It is often used in scenarios where you need to create unique tokens, session IDs, or any other form of unique identifier.
Generate Unique ID
This feature allows you to generate a unique ID of a specified length. In this example, a 32-character unique ID is generated.
const uid2 = require('uid2');
const id = uid2(32);
console.log(id);The uuid package is a popular library for generating RFC4122 UUIDs (Universally Unique Identifiers). It offers more standardized and widely recognized unique ID generation compared to uid2.
The nanoid package is a small, secure, URL-friendly unique string ID generator. It is known for its performance and small size, making it a good alternative to uid2 for generating unique IDs.
The shortid package is used for generating short, non-sequential, URL-friendly unique IDs. It is useful when you need shorter IDs compared to those generated by uid2.
Generate unique ids. Pass in a length and it returns a string.
npm install uid2
Without a callback it is synchronous:
uid(10)
// => "hbswt489ts"
With a callback it is asynchronous:
uid(10, function (err, id) {
if (err) throw err;
// id => "hbswt489ts"
});
MIT
FAQs
strong uid
We found that uid2 demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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