virtualBoolean|Object(default: false)
Enables the virtualization feature of the widget. The configuration can be set on an object, which contains two properties - itemHeight and valueMapper.
For detailed information, refer to the article on virtualization.
Example
<input id="multicolumncombobox" />
<script>
$("#multicolumncombobox").kendoMultiColumnComboBox({
virtual: true,
dataTextField: "text",
dataValueField: "value",
dataSource: {
transport: {
read: function(options) {
// simulate large dataset
var data = [];
for(var i = 0; i < 10000; i++) {
data.push({ text: "Item " + i, value: i });
}
options.success(data);
}
}
},
columns: [
{ field: "text", title: "Text" },
{ field: "value", title: "Value" }
]
});
</script>In this article