knockoutjs:Using built-in bindings:Working with form fields:selectedOptions
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- <title>knockoutjs:Using built-in bindings:Working with form fields:selectedOptions</title>
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- <p>
- Choose some countries you'd like to visit:
- <select data-bind="options: availableCountries, selectedOptions: chosenCountries" size="5" multiple="true"></select>
- </p>
-
- <script type="text/javascript">
- var viewModel = {
- availableCountries : ko.observableArray(['France', 'Germany', 'Spain']),
- chosenCountries : ko.observableArray(['Germany']) // Initially, only Germany is selected
- };
- // ... then later ...
- // Now France is selected too
- viewModel.chosenCountries.push('France');
- ko.applyBindings(viewModel);
- </script>
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