JavaScript DHTML/Dojo toolkit/ArrayList — различия между версиями

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м (1 версия)
 
м (1 версия)
 
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Текущая версия на 07:20, 26 мая 2010

Clear ArrayList

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("Z");
        al.add("C");
        al.add("D");
        
        al.clear();
        alert(al.toArray());
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Convert ArrayList to Array

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        al.reverse();
        alert(al.toArray());
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Create an ArrayList and add elements to it

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        alert(al);
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Does ArrayList contain

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        
        alert(al.contains("B"));      
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Get element in ArrayList by index

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        alert(al.item(2));
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Get index of an item in ArrayList

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        
        alert(al.indexOf("C"));    
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Get Iterator from ArrayList

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        
        var it = al.getIterator();
        while (!it.atEnd()) {
          alert(it.get());
        }        
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Insert element into an ArrayList

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        al.insert(1, "L");
        alert(al);
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Remove element from ArrayList

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        var o = al.item(2);
        al.remove(o);
        alert(al.toArray());
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Reverse an ArrayList

 

<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        al.reverse();
        alert(al.toArray());
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Set element by index

 

<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("B");
        al.add("C");
        al.add("D");
        al.setByIndex(2, "M");
        alert(al);
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>



Sort an ArrayList

 
<html>
  <head>
    <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("dojox.collections.ArrayList");
      function testIt() {
        var al = new dojox.collections.ArrayList();
        al.add("A");
        al.add("Z");
        al.add("C");
        al.add("D");
        
        al.sort();
        alert(al.toArray());
      }
    </script>
  </head>
  <body onLoad="testIt();">
  </body>
</html>
Источник — «http://wbex.ru/index.php?title=JavaScript_DHTML/Dojo_toolkit/ArrayList&oldid=2025»