jQuery attr() get the id of an element

Description

jQuery attr() get the id of an element

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<!DOCTYPE html>
<html lang="en">
<head>
<title>jQuery Get ID of an Element</title>
<script src="https://code.jquery.com/jquery-3.4.1.min.js"></script>
<style>
    div{/*  w  ww  .j a  v a  2  s  . c  o  m*/
        padding: 20px;
        background: #abb1b8;
    }
</style>
<script>
$(document).ready(function(){
    $("#myBtn").click(function(){
        var elmId = $("#test").attr("id");
        document.getElementById("demo").innerHTML = elmId;
    });
});
</script>
</head>
<body>
    <p id="demo"></p>
    <div id="test">#text</div>
    <br>
    <button type="button" id="myBtn">Show Div ID</button>
</body>
</html>



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