jQuery addClass example
Change class name on click in jQuery
by Sascha
HTML
<select name="addresslist" class="form-select" id="edit-addresslist">
<option value="none">-- Please select an address from the list below --</option>
<option value="none">Another option</option>
//there are more options but this isn't important here
</select>
<div id="overlay-loader">
sdf
</div>
CSS
#overlay-loader {
display: none;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: rgba(120, 120, 255, 0.6);
z-index: 5;
}
JavaScript
function selectAddress(data) {
var loader = document.getElementbyId('overlay-loader');
var selectedAddress = data.value;
var uprn = selectedAddress.split(',')[1];
loader.style.display = "block";
console.log(loader);
$.ajax({
url: '~/collectiondates',
async: false,
data: {
uprn: uprn
},
success: function(data) {
result = data;
}
});
}
$('#edit-addresslist').on('change', selectAddress)