How to check a checkbox is checked or not using jQuery

  • How to check a checkbox is checked or not using jQuery

    <html>
    <head>
    <script type="text/javascript">
     $(document).ready(function(){$('#checkdelivery').click(function(){

            if($(this).prop("checked") == true)
            {
  alert("The checkbox is checked");
             $('#addressbtn').show();
   }
            else if($(this).prop("checked") == false)            {
             alert("The checkbox is Unchecked");
  $('#addressbtn').hide();
   }
        }); 
</script> 
    </head> 
    <body>
    <input type="checkbox" id="checkdelivery" name = "checkdelivery" 
    value = "1"> Delivery address</input> 
    <input type="submit" id="addressbtn" name="addressbtn" value="Continue" 
    class="button"style="margin-left: 30px; width: 51% !important;display:none;"/> 
    </body> 
    </html> 
     
     

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