# Adding item to combobox with checkbox

**URL:** <https://forum.kirupa.com/t/adding-item-to-combobox-with-checkbox/308522>\
**Category:** flash\
**Created:** [April 24, 2010, 10:24pm UTC](https://forum.kirupa.com/t/adding-item-to-combobox-with-checkbox/308522 "2010-04-24T22:24:52Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![Flashbangi](https://avatars.discourse-cdn.com/v4/letter/f/51bf81/32.png) [@Flashbangi](https://forum.kirupa.com/u/Flashbangi)\
**Post date:** [April 24, 2010, 10:24pm UTC](https://forum.kirupa.com/t/adding-item-to-combobox-with-checkbox/308522/1 "2010-04-24T22:24:52Z")

</div>

```auto
if (my_CheckBox.selected == true) {
My_ComboBox.addItem({data:01, label:"My_Label"});

```

Problem is this add that item unlimited time. How can i add it only one time?