\Kendo\UI\MultiSelect
A PHP wrapper for Kendo UI MultiSelect.
Inherits from \Kendo\UI\Widget.
Usage
To use MultiSelect in a PHP page instantiate a new instance, configure it via the available
configuration methods and output it by echo-ing the result of the render method.
Using Kendo MultiSelect
<?php
// Create a new instance of MultiSelect and specify its id
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
// Configure it
$multiSelect->adaptiveMode('value')
// Output it
echo $multiSelect->render();
?>
Methods
adaptiveMode
Specifies the adaptive rendering of the component. The supported values are: none (default), auto.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->adaptiveMode('value');
?>
animation
Configures the opening and closing animations of the suggestion popup. Setting the animation option to false will disable the opening and closing animations. As a result the suggestion popup will open and close instantly. is not a valid configuration.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean|\Kendo\UI\MultiSelectAnimation|array
Example - using boolean
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->animation(true);
?>
Example - using \Kendo\UI\MultiSelectAnimation
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$animation = new \Kendo\UI\MultiSelectAnimation();
$close = new \Kendo\UI\MultiSelectAnimationClose();
$animation->close($close);
$multiSelect->animation($animation);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$close = new \Kendo\UI\MultiSelectAnimationClose();
$multiSelect->animation(array('close' => $close));
?>
autoBind
Controls whether to bind the widget to the data source on initialization.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->autoBind(true);
?>
autoClose
Controls whether to close the widget suggestion list on item selection.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->autoClose(true);
?>
autoWidth
If set to true, the widget automatically adjusts the width of the popup element and does not wrap up the item label.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->autoWidth(true);
?>
change
Fired when the value of the widget is changed by the user.The event handler function context (available via the this keyword) will be set to the widget instance. For additional information check the change event documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string which defines a JavaScript function
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->change('function(e) { }');
?>
Example - using string which defines a JavaScript name
<script>
function onChange(e) {
// handle the change event.
}
</script>
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->change('onChange');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->change(new \Kendo\JavaScriptFunction('function(e) { }'));
?>
clearButton
Unless this options is set to false, a button will appear when hovering the widget. Clicking that button will reset the widget's value and will trigger the change event.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->clearButton(true);
?>
close
Fired when the popup of the widget is closed.The event handler function context (available via the this keyword) will be set to the widget instance. For additional information check the close event documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string which defines a JavaScript function
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->close('function(e) { }');
?>
Example - using string which defines a JavaScript name
<script>
function onClose(e) {
// handle the close event.
}
</script>
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->close('onClose');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->close(new \Kendo\JavaScriptFunction('function(e) { }'));
?>
dataBound
Fired when the widget is bound to data from its data source.The event handler function context (available via the this keyword) will be set to the widget instance. For additional information check the dataBound event documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string which defines a JavaScript function
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->dataBound('function(e) { }');
?>
Example - using string which defines a JavaScript name
<script>
function onDataBound(e) {
// handle the dataBound event.
}
</script>
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->dataBound('onDataBound');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->dataBound(new \Kendo\JavaScriptFunction('function(e) { }'));
?>
dataSource
Sets the data source of the widget.
Returns
\Kendo\UI\MultiSelect
Parameters
$value \Kendo\Data\DataSource|array
Example - using \Kendo\Data\DataSource
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$dataSource = new \Kendo\Data\DataSource();
$multiSelect->dataSource($dataSource);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$schema = new \Kendo\Data\DataSourceSchema();
$multiSelect->dataSource(array('schema' => $schema));
?>
dataTextField
The field of the data item that provides the text content of the list items. The widget will filter the data source based on this field.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->dataTextField('value');
?>
dataValueField
The field of the data item that provides the value of the widget.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->dataValueField('value');
?>
delay
Specifies the delay in milliseconds after which the MultiSelect will start filtering dataSource.
Returns
\Kendo\UI\MultiSelect
Parameters
$value float
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->delay(1);
?>
deselect
Fired when an item is deselected or tag is removed. For additional information check the deselect event documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string which defines a JavaScript function
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->deselect('function(e) { }');
?>
Example - using string which defines a JavaScript name
<script>
function onDeselect(e) {
// handle the deselect event.
}
</script>
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->deselect('onDeselect');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->deselect(new \Kendo\JavaScriptFunction('function(e) { }'));
?>
downArrow
Configures MultiSelect to render a down arrow that opens and closes its popup.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->downArrow(true);
?>
enable
If set to false the widget will be disabled and will not allow user input. The widget is enabled by default and allows user input.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->enable(true);
?>
enforceMinLength
If set to true the widget will not show all items when the text of the search input cleared. By default the widget shows all items when the text of the search input is cleared. Works in conjunction with minLength.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->enforceMinLength(true);
?>
fillMode
Sets a value controlling how the color is applied. Can also be set to the following string values: "none"; "solid"; "flat" or "outline".
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->fillMode('value');
?>
filter
The filtering method used to determine the suggestions for the current value. Filtration is turned of by default, and can be performed over string values only (either the widget's data has to be an array of strings, or over the field, configured in the dataTextField option). The supported filter values are startswith, endswith and contains.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->filter('value');
?>
filtering
Fired when the widget is about to filter the data source.The event handler function context (available via the this keyword) will be set to the widget instance. For additional information check the filtering event documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string which defines a JavaScript function
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->filtering('function(e) { }');
?>
Example - using string which defines a JavaScript name
<script>
function onFiltering(e) {
// handle the filtering event.
}
</script>
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->filtering('onFiltering');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->filtering(new \Kendo\JavaScriptFunction('function(e) { }'));
?>
fixedGroupTemplate
The template used to render the fixed header group. By default the widget displays only the value of the current group.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->fixedGroupTemplate('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->fixedGroupTemplate(new \Kendo\JavaScriptFunction('function() { }'));
?>
footerTemplate
The template used to render the footer template. The footer template receives the widget itself as a part of the data argument. Use the widget fields directly in the template.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->footerTemplate('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->footerTemplate(new \Kendo\JavaScriptFunction('function() { }'));
?>
groupTemplate
The template used to render the groups. By default the widget displays only the value of the group.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->groupTemplate('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->groupTemplate(new \Kendo\JavaScriptFunction('function() { }'));
?>
headerTemplate
Specifies a static HTML content, which will be rendered as a header of the popup element.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->headerTemplate('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->headerTemplate(new \Kendo\JavaScriptFunction('function() { }'));
?>
height
The height of the suggestion popup in pixels. The default value is 200 pixels.
Returns
\Kendo\UI\MultiSelect
Parameters
$value float
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->height(1);
?>
highlightFirst
If set to true the first suggestion will be automatically highlighted.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->highlightFirst(true);
?>
ignoreCase
If set to false case-sensitive search will be performed to find suggestions. The widget performs case-insensitive searching by default.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->ignoreCase(true);
?>
itemTemplate
The template used to render the items in the popup list.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->itemTemplate('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->itemTemplate(new \Kendo\JavaScriptFunction('function() { }'));
?>
label
Adds a label before the input. If the input has no id attribute, a generated id will be assigned. The string and the function parameters are setting the inner HTML of the label.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction|\Kendo\UI\MultiSelectLabel|array
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->label('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->label(new \Kendo\JavaScriptFunction('function() { }'));
?>
Example - using \Kendo\UI\MultiSelectLabel
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$label = new \Kendo\UI\MultiSelectLabel();
$content = 'value';
$label->content($content);
$multiSelect->label($label);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$content = 'value';
$multiSelect->label(array('content' => $content));
?>
maxSelectedItems
Defines the limit of the selected items. If set to null widget will not limit number of the selected items.
Returns
\Kendo\UI\MultiSelect
Parameters
$value float
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->maxSelectedItems(1);
?>
messages
The text messages displayed in the widget. Use this option to customize or localize the messages.
Returns
\Kendo\UI\MultiSelect
Parameters
$value \Kendo\UI\MultiSelectMessages|array
Example - using \Kendo\UI\MultiSelectMessages
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$messages = new \Kendo\UI\MultiSelectMessages();
$clear = 'value';
$messages->clear($clear);
$multiSelect->messages($messages);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$clear = 'value';
$multiSelect->messages(array('clear' => $clear));
?>
minLength
The minimum number of characters the user must type before a search is performed. Set to a higher value if the search could match a lot of items. A zero value means that a request will be made as soon as the user focuses the widget.
Returns
\Kendo\UI\MultiSelect
Parameters
$value float
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->minLength(1);
?>
noDataTemplate
The template used to render the "no data" template, which will be displayed if no results are found or the underlying data source is empty. The noData template receives the widget itself as a part of the data argument. The template will be evaluated on every widget data bound.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction|boolean
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->noDataTemplate('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->noDataTemplate(new \Kendo\JavaScriptFunction('function() { }'));
?>
Example - using boolean
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->noDataTemplate(true);
?>
open
Fired when the popup of the widget is opened by the user.The event handler function context (available via the this keyword) will be set to the widget instance. For additional information check the open event documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string which defines a JavaScript function
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->open('function(e) { }');
?>
Example - using string which defines a JavaScript name
<script>
function onOpen(e) {
// handle the open event.
}
</script>
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->open('onOpen');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->open(new \Kendo\JavaScriptFunction('function(e) { }'));
?>
placeholder
The hint displayed by the widget when it is empty. Not set by default.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->placeholder('value');
?>
popup
The options that will be used for the popup initialization. For more details about the available options refer to Popup documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value \Kendo\UI\MultiSelectPopup|array
Example - using \Kendo\UI\MultiSelectPopup
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$popup = new \Kendo\UI\MultiSelectPopup();
$appendTo = 'value';
$popup->appendTo($appendTo);
$multiSelect->popup($popup);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$appendTo = 'value';
$multiSelect->popup(array('appendTo' => $appendTo));
?>
prefixOptions
The configuration for the prefix adornment of the component.
Returns
\Kendo\UI\MultiSelect
Parameters
$value \Kendo\UI\MultiSelectPrefixOptions|array
Example - using \Kendo\UI\MultiSelectPrefixOptions
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$prefixOptions = new \Kendo\UI\MultiSelectPrefixOptions();
$icon = 'value';
$prefixOptions->icon($icon);
$multiSelect->prefixOptions($prefixOptions);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$icon = 'value';
$multiSelect->prefixOptions(array('icon' => $icon));
?>
rounded
Sets a value controlling the border radius. Can also be set to the following string values: "none"; "small"; "medium"; "large" or "full".
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->rounded('value');
?>
select
Fired when an item from the popup is selected by the user. For additional information check the select event documentation.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string which defines a JavaScript function
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->select('function(e) { }');
?>
Example - using string which defines a JavaScript name
<script>
function onSelect(e) {
// handle the select event.
}
</script>
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->select('onSelect');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->select(new \Kendo\JavaScriptFunction('function(e) { }'));
?>
size
Sets a value controlling size of the component. Can also be set to the following string values: "small"; "medium"; "large" or "none".
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->size('value');
?>
suffixOptions
The configuration for the suffix adornment of the component.
Returns
\Kendo\UI\MultiSelect
Parameters
$value \Kendo\UI\MultiSelectSuffixOptions|array
Example - using \Kendo\UI\MultiSelectSuffixOptions
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$suffixOptions = new \Kendo\UI\MultiSelectSuffixOptions();
$icon = 'value';
$suffixOptions->icon($icon);
$multiSelect->suffixOptions($suffixOptions);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$icon = 'value';
$multiSelect->suffixOptions(array('icon' => $icon));
?>
tagMode
The mode used to render the selected tags. The available modes are: - multiple - renders a tag for every selected value - single - renders only one tag that shows the number of the selected values
Returns
\Kendo\UI\MultiSelect
Parameters
$value string
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->tagMode('value');
?>
tagTemplate
The template used to render the tags.
Returns
\Kendo\UI\MultiSelect
Parameters
$value string|\Kendo\JavaScriptFunction
Example - using string
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->tagTemplate('value');
?>
Example - using \Kendo\JavaScriptFunction
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->tagTemplate(new \Kendo\JavaScriptFunction('function() { }'));
?>
value
Define the value of the widget
Returns
\Kendo\UI\MultiSelect
Parameters
$value array
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->value(array());
?>
valuePrimitive
Specifies the value binding behavior for the widget. If set to true, the View-Model field will be updated with the selected item value field. If set to false, the View-Model field will be updated with the selected item.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean
Example
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->valuePrimitive(true);
?>
virtual
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.
Returns
\Kendo\UI\MultiSelect
Parameters
$value boolean|\Kendo\UI\MultiSelectVirtual|array
Example - using boolean
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$multiSelect->virtual(true);
?>
Example - using \Kendo\UI\MultiSelectVirtual
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$virtual = new \Kendo\UI\MultiSelectVirtual();
$itemHeight = 1;
$virtual->itemHeight($itemHeight);
$multiSelect->virtual($virtual);
?>
Example - using array
<?php
$multiSelect = new \Kendo\UI\MultiSelect('MultiSelect');
$itemHeight = 1;
$multiSelect->virtual(array('itemHeight' => $itemHeight));
?>