buttonindex
nounUK /ˈbʌtənˌɪndɛks/
US /ˈbʌtənˌɪndɛks/
A buttonindex is a small number that tells you which button was pressed.
The program reads the buttonindex to know which button the user clicked.
OTHER MEANINGS
2. A list that shows where each button is on a screen.
The designer checked the buttonindex to place the buttons in order.
3. A number used in code to pick a specific button from a group.
Set the buttonindex to 2 to select the middle button.
4. A label that helps a computer find a button quickly.
Each button on the page has its own buttonindex.