input type text minlength code example
Example 1: min length input html
<form action="/action_page.php">
<label for="password">Password:</label>
<input type="password" id="password" name="password" minlength="8"><br><br>
<input type="submit" value="Submit">
</form>
Example 2: html5 input required length
<input pattern=".{3,}" required title="3 characters minimum">
<input pattern=".{5,10}" required title="5 to 10 characters">