You can use the data-role
attribute to filter all the kendo numeric text boxes (they all have data-role="numerictextbox"
on the actual input, then apply your code in an each() call
$('[data-role="numerictextbox"]').each(function(){
var $textbox = $(this);
// do something with the textbox
});
JSFiddle here: http://jsfiddle.net/TrueBlueAussie/x6kKK
using sample HTML provided