select dropdown default value
<select>
<option value="" selected disabled hidden>Choose here</option>
<option value="1">One</option>
<option value="2">Two</option>
<option value="3">Three</option>
<option value="4">Four</option>
<option value="5">Five</option>
</select>how to call a function when dropdown menu's value is selected in html
var menu = document.getElementById("change_chart");
menu.addEventListener("change", generateData);
function generateData(event) {
if (menu.value == '1') {
alert(1);
} else if (menu.value == '2') {
alert(2);
} else if (menu.value == '3') {
alert(3);
}
}Copyright © 2021 Codeinu
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