Strong password generator

With following options
Password length:
Include Uppercase Letters:
Include Numbers:
Include Symbols:

This tailwind example is contributed by S. Patel, on 24-Mar-2023. Component is made with Tailwind v3.4. It is responsive.

Widget

Author S. Patel

Tailwind v3.4 10.4k 10

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<div class="flex flex-col items-center justify-center h-screen">
    <div class="mb-6">
        <label for="length" class="text-gray-700 font-bold">Password Length:</label>
        <input type="number" id="length" name="length"
            class="ml-2 border rounded py-2 px-3 text-gray-700 leading-tight focus:outline-none focus:shadow-outline"
            min="6" max="30" value="12">
    </div>
    <div class="mb-6">
        <label for="includeUppercase" class="text-gray-700 font-bold">Include Uppercase Letters:</label>
        <input type="checkbox" id="includeUppercase" name="includeUppercase" class="ml-2">
    </div>
    <div class="mb-6">
        <label for="includeNumbers" class="text-gray-700 font-bold">Include Numbers:</label>
        <input type="checkbox" id="includeNumbers" name="includeNumbers" class="ml-2">
    </div>
    <div class="mb-6">
        <label for="includeSymbols" class="text-gray-700 font-bold">Include Symbols:</label>
        <input type="checkbox" id="includeSymbols" name="includeSymbols" class="ml-2">
    </div>
    <button id="generateBtn"
        class="bg-cyan-500 hover:bg-cyan-700 text-white font-bold py-2 px-4 rounded focus:outline-none focus:shadow-outline">Generate
        Password</button>
    <div id="password" class="mt-6"></div>
</div>

var lowercaseLetters = 'abcdefghijklmnopqrstuvwxyz';
    var uppercaseLetters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
    var numbers = '0123456789';
    var symbols = '!@#$%^&*()_+-={}[]|\\:;"<>,.?/~';

generateBtn.addEventListener('click', () => {
        var length = lengthInput.value;
        var includeUppercase = includeUppercaseInput.checked;
        var includeNumbers = includeNumbersInput.checked;
        var includeSymbols = includeSymbolsInput.checked;

let validChars = lowercaseLetters;
        if (includeUppercase) validChars += uppercaseLetters;
        if (includeNumbers) validChars += numbers;
        if (includeSymbols) validChars += symbols;

let password = '';
        for (let i = 0; i < length; i++) {
            const randomIndex = Math.floor(Math.random() * validChars.length);
            password += validChars[randomIndex];
        }

passwordDisplay.innerText = password;
    });
</script>

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