have multiselect and options get wit ajax_function

[mohsenmehri6101]

hi . why this is not worked ( props 'multiple' and 'searchable' not worked .just 'noneSelectedText' worked) :
`

schema: {
                fields: [
                    {
                        name: 'selector_',
                        type: 'select',
                        label: 'type',
                        values: function () {
                            return [
                                {name: 'Vue.js', id: 'JavaScript'},
                                {name: 'Rails', id: 'Ruby'},
                                {name: 'Sinatra', id: 'Ruby'},
                                {name: 'Laravel', id: 'PHP'},
                            {name: 'Phoenix', id: 'Elixir'}
                        ]
                    },
                    selectOptions: {
                        noneSelectedText: 'pleace select',
                        multiple:true,
                        searchable:true
                    }
                }
            ]
            }