您可以选择option
任何select
元素的电流:
mySelect.options[mySelect.selectedIndex]
我可以对 DataList 做同样的事情吗?像这样的东西:
<input id = "input" list = "datalist" type = "text" />
<datalist id = "datalist">
<option value = "No. 1"></option>
<option value = "No. 2"></option>
<option value = "No. 3"></option>
</datalist>
<script>
var datalist = document.getElementById ("datalist");
var input = document.getElementById ("input");
input.addEventListener ("keyup", function (event) {
if (event.which === 13) {
alert (datalist.options[datalist.selectedIndex]); // Example
}
}, false);
</script>