JQuery :: JQuery And Custom Attributes/ Find All Input Elements That Will Require Validation?

to directly get all elements in a form who contains a non html attribute ?

<input .... customAttribute="validateMe">

So I could find all input elements that will require validation.And use this in a loop to add validation to the input's found :

$('input').attr("customAttribute").val() == "validateMe"

I could also write every validation for each object separately, I have only a few elements who uses a required validation but it would be nice that I could do this in one shot instead of repeating the $("input").rules("add .....