Check existance for property : exist « Dojo toolkit « JavaScript Tutorial






  1. JavaScript Tutorial
  2. Dojo toolkit
  3. exist
<html>
  <head>
    <script type="text/javascript">
      var djConfig = {
        baseScriptUri : "js/dojo/"
      };
    </script>
    <script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>
  </head>
  <body>
    <script>
      var myObj = {myProp:123};
      alert(dojo.exists("myObj.myProp"));
    </script>
  </body>
</html>








29.10.exist
29.10.1.Search property with exist function
29.10.2.Check existance for property
29.10.3.Check function existance
29.10.4.Check class existance