限制密码字符

Question

i have a simple question..

in registration script.. how can i set the limit character of a password. sample: minimum character is 6.. so what will be the code. please help me. :-(

Answer 1

Javascript code:

var el = document.getElementById('field_id');

if (el.value.length >= 6)
{
  alert('OOps');
}

PHP Code:

if (strlen($_POST['field_name']) >= 6)
{
  // more than six chars entered !!
}