Use map function to add one to each array item : map « Dojo toolkit « JavaScript Tutorial

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  <head>
    <link rel="StyleSheet" type="text/css"
      href="js/dojo/dijit/themes/tundra/tundra.css">
    <script type="text/javascript">
      var djConfig = {
        baseScriptUri : "js/dojo/",
        parseOnLoad : true
      };
    </script>
    <script type="text/javascript" src="js/dojo/dojo/dojo.js"></script>
    <script>
      dojo.require("dojo.parser");
      dojo.require("dojo.string");
      dojo.addOnLoad(f);
      
      function f(){
        var z = dojo.map([2,3,4], function(x) {
           return x + 1
        });
        alert(z)
      }
    </script>
  </head>
  <body class="tundra">
     

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29.20.map
	29.20.1.	Use map function to add one to each array item
	29.20.2.	Map each item in an array