html number validation so you cant enter e code example

Example: To do validation for the textbox , radio button and dropdown using jquery

•	Here input[name='Gender'] is radio button control name 

if ($('#txtName').val() == "" || $('#txtSalary').val() == "" || 
    $("input[name='Gender']:checked").length == 0 ||
     $('#ddlState option:selected').val() == "")