selectAll

enables the possibility to select/unselect all options in Multicombo and Multiselect

boolean selectAll;

Example

webix.ui({
    view:"multicombo",  
    value:"1,7,9,12",
    suggest: {
        selectAll: true,       
        body:{
            data:big_film_set,
            template: webix.template("#title#")
        }
    }
});