GuiComboBoxGetItemText

comboBox: The combobox containing the item you're interested in
itemId: The index of the item

This function retrieves the text from a specific combobox item.

Syntax

string guiComboBoxGetItemText ( element comboBox, int itemId )

Returns the text of the item if the arguments are right, false otherwise.

This outputs selected item's text to the chatbox.

local item = guiComboBoxGetSelected(comboBox)
local text = guiComboBoxGetItemText(comboBox, item)
 
outputChatBox("You have selected: " .. text)