Java Scripts some Problems

How do I redirect to another webpage in Java Script?

return redirect through java script

// similar behavior as an HTTP redirect 
window.locate.replace("http://learninginz.com");

// similar behavior as clicking on a link 
window.locate.href("http://learninginz.com");

window.location.replace(...) is better than using window.location.href, because replace() does not keep the originating page in the session history

Enable/Disable a dropdownbox in jquery
Disable dropdown list selection in jquery

$(document).ready(function() {
      $("#ID").prop("disabled", true); // for disable
      $("#ID").prop("disabled", false);  // for enable
});
-------------------------------------------------
$(document).ready(function() {
 $("#ID1").click(function() {
   if ($(this).is(":checked")) {
      $("#ID").prop("disabled", true);
   } else {
      $("#ID").prop("disabled", false);  
   }
 });
});

How to refresh a page with jQuery

<!DOCTYPE html>
<html>
<head>
<title>Refresh with JavaScript</title>
<script>
    function reloadPage(){
        location.reload(true);
    }
</script>
</head>
<body>
    <button type="button" onclick="reloadPage();">Reload page</button>   
</body> 
</html>

How to get text from dropdown in javascript ?

var skillsSelect = document.getElementById("newSkill"); //Dropdown ID var selectedText = 

skillsSelect.options[skillsSelect.selectedIndex].text;

alert(selectedText );

through JQuery

$("#yourdropdownid option:selected").text();

how to clear / splice array in javascript

 dataPackages.splice(0, dataPackages.length)

Make the entire document editable:

On browser console

 document.designMode = "on";
 document.designMode = "off";

HTML DOM contentEditable Property

1 - document.getElementById("myP").contentEditable = "true"; 
 
2 - element.contentEditable = 'true' 
 
'true' indicates that the element is contenteditable.
'false' indicates that the element cannot be edited.
'inherit' indicates that the element inherits its parent's editable status.