Select the <option> element with index "2":
The selectedIndex property sets or returns the index of the selected option in a drop-down list.
The index starts at 0.
Note: If the drop-down list allows multiple selections it will only return the index of the first option selected.
Note: The value "-1" will deselect all options (if any).
Note: If no option is selected, the selectedIndex property will return -1.
The selectedIndex property is supported in all major browsers.
Return the selectedIndex property:
Set the selectedIndex property:
Value | Description |
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number | Specifies the index of the selected option in a drop-down list |
Return Value: | A Number, representing the index of the selected option in the drop-down list. The index starts at 0. If no option is selected, the value returned is -1 |
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Display the index and text of the selected option in a drop-down list:
Deselect all options:
The selectedIndex property will return "-1" if no options are selected: