Select.options.selectedIndex : Select : Form JAVASCRIPT TUTORIALS

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Select.options.selectedIndex







The selectedIndex property returns the index number of the selected option in that instance of a select box.












<html>
    <form name="myForm">
      <select name="mySelect" onChange='alert(mySelect.options.selectedIndex)'>
        <option value=A>AA</option>
        <option value=B>BB</option>
        <option value=C>CC</option>
        <option value=D>DD</option>
    </select>
    </form>
</html>





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