cmsmon/frontend/components/formly/array.template.html

<div style="min-height: 20px;position: relative;"
     ng-repeat="element in model[options.key] track by $index"
     ng-init="itemOptions = copyItemOptions(to.field);_formState = createFormState($index)">
    <button type="button" class="btn btn-xs btn-white"
            style="position: absolute;right: 0px;z-index: 10;"
            ng-click="model[options.key].splice($index, 1)">
        <i class="fa fa-trash-o"></i>
    </button>
    <formly-field options="itemOptions"
                  model="model[options.key]"
                  form="form"
                  form-state="_formState"
                  index="$index">
    </formly-field>
</div>
<div class="form-group">
    <div class="col-sm-offset-2 col-sm-10">
        <button type="button" class="btn btn-white btn-xs"
                ng-click="addNew()" style="z-index: 1;">{{to.btnText}}
        </button>
    </div>
</div>