expo-password-strength-checker

A simple JavaScript utility to check password strength based on common security rules.

Features

• Checks password length
• Detects uppercase and lowercase letters
• Detects numbers
• Detects special characters
• Returns a score and strength label

Installation

npm install expo-password-strength-checker

Usage

import passwordStrength from "expo-password-strength-checker";

const result = passwordStrength("MyPassword@123");

console.log(result);

Example Output

{
  score: 5,
  label: "Very Strong"
}

API

passwordStrength(password)

Checks the strength of a password.

Parameters:

• password (string) – The password to evaluate.

Returns:

{
  score: number,
  label: string
}

License

MIT