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How can i able to perform all the combinations of the dropdowns of the select tag example code as follows
<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
<script>
$(document).ready(function(){
if(
$("#disaster_1,#genre_id_1,#area_id_1").change("background-color", "yellow");)
{
alert("threee changed");
}
else{
$("#disaster_1,#genre_id_1").css("background-color", "red");
}
});
</script>
</head>
<body>
<h1>Welcome to My Web Page</h1>
<h2>Nice to meet you</h2>
<div>Very nice indeed.</div>
<p>How are you?</p>
<p>I'm fine, <span>thanks.</span></p>
<select name="area_id[1]" id="area_id_1" class="adminclass">
<option value="0" disabled selected>Select an area...</option>
<option value="1" >talluk</option>
<option value="2" >district</option>
<option value="3" >village</option>
</select>
<select name="genre_id[1]" id="genre_id_1" class="thematicclass">
<option value="0" disabled selected>Select a genre...</option>
<option value="1" >thematic</option>
<option value="2" >forest</option>
<option value="3" >lulc</option>
</select>
<select name="disas_id[1]" id="disaster_1" class="diasterclass">
<option value="0" disabled selected>Select a genre...</option>
<option value="1" >flood</option>
<option value="2" >cyclone</option>
<option value="3" >earthquake</option>
</select>
</body>
</html>