addeventlistener dropdown list code example
Example 1: handling event changes
<button>Act-once button</button>
<script>
let button = document.querySelector("button");
function once() {
console.log("Done.");
button.removeEventListener("click", once);
}
button.addEventListener("click", once);
</script>
Example 2: addeventlistener js select item
selectId.addEventListener("change", function() {
});