$('#pass').keyup(function (e)
{
var strongRegex = new RegExp("^(?=.{8,})(?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*\W).*$", "g");
var mediumRegex = new RegExp("^(?=.{7,})(((?=.*[A-Z])(?=.*[a-z]))|((?=.*[A-Z])(?=.*[0-9]))|((?=.*[a-z])(?=.*[0-9]))).*$", "g");
var enoughRegex = new RegExp("(?=.{6,}).*", "g");
if (false == enoughRegex.test($(this).val()))
{
$('#passstrength').html('More Characters');
}
else if (strongRegex.test($(this).val()))
{
$('#passstrength').className = 'ok';
$('#passstrength').html('强!');
}
else if (mediumRegex.test($(this).val()))
{
$('#passstrength').className = 'alert';
$('#passstrength').html('中!');
}
else
{
$('#passstrength').className = 'error';
$('#passstrength').html('弱!');
}
return true;
}
);