【 tulaoshi.com - Web开发 】
script type = "text/javascript"
function pageLoad()
{
var text = new Sys.UI.TextBox($('text'));
var label = new Sys.UI.Label($('label'));
text.set_text("Hello,world!");
var binding_1 = new Sys.Binding();
binding_1.set_dataContext(text);
binding_1.set_dataPath('text');
binding_1.set_property('text');
binding_1.transform.add(customTransform);
label.get_bindings().add(binding_1);
text.initialize();
label.initialize();
}
function customTransform(sender,eventArgs)
{
var value = eventArgs.get_value();
var reverseStr = new Sys.StringBuilder();
for(var i = value.length - 1;i = 0;i--)
{
reverseStr.append(value.charAt(i));
eventArgs.set_value(reverseStr.toString());
}
}
/script
/head
body onload = "pageLoad();"
form id="form1" runat="server"
atlas:scriptmanager ID = "scriptmanager" runat="server"/atlas:scriptmanager
div
h3uExample 3:/u/h3
div id = "font"
This example binds the label(a span element) to the text box and br /
demonstrates a custom transform to reverse the text from th enteredbr /
value.br /
Enter a string:input type = "text" id = "text" runat = "server" /br /
Reversed Text:label id = "label" runat = "server"/label
/div
/div
/form
