>> npm install bcrypt
const bcrypt = require('bcrypt');

npm install bcryptjs

const bcrypt = require('bcrypt');
const saltRounds = 10;
bcrypt.hash(myPlaintextPassword, saltRounds, function(err, hash) { // Store hash in your password DB.
});
// Load hash from your password DB.
bcrypt.compare(myPlaintextPassword, hash, function(err, result) { // result == true
});

npm install bcrypt

const bcrypt = require('bcrypt');
// To hash user password (Sync)
let salt = bcrypt.genSaltSync(10)
hashPassword = bcrypt.hashSync(data.password, salt)
// To compare password with hashed password
// Load hash from your password DB.
bcrypt.compareSync(myPlaintextPassword, hash); // true

>>> import bcrypt
>>> password = b"super secret password"
>>> # Hash a password for the first time, with a randomly-generated salt
>>> hashed = bcrypt.hashpw(password, bcrypt.gensalt())
>>> # Check that an unhashed password matches one that has previously been
>>> # hashed
>>> if bcrypt.checkpw(password, hashed):
... print("It Matches!")
... else:
... print("It Does not Match :(")

bcrypt.genSalt(saltRounds, function(err, salt) { bcrypt.hash(myPlaintextPassword, salt, function(err, hash) { // Store hash in your password DB. });
});

// Load hash from your password DB.
bcrypt.compare(myPlaintextPassword, hash, function(err, result) { // result == true
});
bcrypt.compare(someOtherPlaintextPassword, hash, function(err, result) { // result == false
});