Test if string is Integer with Jquery

Question

what is the function which test if a string is an Integer or not like the method :

jQuery.isNumeric()

i want to test an input html element :

<input id='distance' type='text' />

thank you in advance

Answer 1

thank you for your contributions i found the answer :

if(Math.floor($('#distance').val()) == $('#distance').val() && $.isNumeric($('#distance').val()))
 { 
 alert('yes its an int!');
 }